article_text stringlengths 294 32.8k ⌀ | topic stringlengths 3 42 |
|---|---|
Earth's surface teems with quartz. But on a giant world 1,300 light-years away, quartz zips through the planet's clouds.
Scientists pointed the James Webb Space Telescope — the most powerful observatory in space — at planet WASP-17 b, a gas giant world with temperatures of some 2,700 degrees Fahrenheit (1,500 degrees C... | Chemistry and Material Sciences |
NASA’s Parker Solar Probe has just smashed through the record for the fastest object ever created by humankind. The probe was the previous holder of the record. The new record, which measures 635,266 kilometers (394,736 miles) per hour, happened during the probe’s most recent approach to the Sun.
The previous record ac... | Chemistry and Material Sciences |
The planet Mercury may be hot, but it appears to be cooling down. That's the conclusion of a new study that looked for the kinds of features on Mercury that can form as the surfaces of planets contract due to cooling. These vertical faults, called "graben," are not only common across the planet's surface but appear to ... | Chemistry and Material Sciences |
4.6-billion-year-old meteorite increases our understanding of the early solar system
An analysis of the approximately 4.6-billion-year-old meteorite Erg Chech 002, discovered in 2020 in the Erg Chech region of the Sahara Desert in Algeria, is presented in Nature Communications.
In combination with previously published ... | Chemistry and Material Sciences |
Mirages have a reputation for deceit. The classic example is the oasis in the desert. Or there's the obstructed view of the iceberg that may have confused the Titanic's captain. The legendary ghost ship, the Flying Dutchman, is also a mirage. But what is a mirage? And are the images that dance on hot roads, stretches o... | Chemistry and Material Sciences |
Biological fingerprints in soil show where diamond-containing ore is buried
Researchers have identified buried kimberlite, the rocky home of diamonds, by testing the DNA of microbes in the surface soil.
These "biological fingerprints" can reveal which minerals are buried tens of meters below Earth's surface without hav... | Chemistry and Material Sciences |
James Webb spots carbon on Europa, boosting case for life
The best places in our solar system to search for life beyond Earth aren’t planets like Mars – they’re icy moons like Europa. The case for life on this watery world just got stronger, as the James Webb Space Telescope has detected a fresh carbon source there.
It... | Chemistry and Material Sciences |
By Steve Gorman
(Reuters) - NASA was set on Wednesday to provide a first peek for the public at what scientists found inside a tightly sealed canister that was returned to Earth last month carrying the largest soil sample ever scooped up from the surface of an asteroid.
The material collected by the OSRIS-REx spacecraf... | Chemistry and Material Sciences |
Galactic archaeology uncovers the dramatic history of our next-door neighbor, the Andromeda galaxy
Research led by the University of Hertfordshire has revealed the dramatic history of Andromeda, our nearest neighboring galaxy. Using state-of-the-art modeling, Professor Chiaki Kobayashi and a team of international astro... | Chemistry and Material Sciences |
In just under 14 Earth days, Chandrayaan-3 provided scientists with valuable new data and further inspiration to explore the Moon. And the Indian Space Research Organization has shared these initial results with the world.
While the data from Chandrayaan-3's rover, named Pragyan, or "wisdom" in Sanskrit, showed the lun... | Chemistry and Material Sciences |
GHOST finds an extremely metal-poor star
An international team of astronomers reports the detection of a new extremely metal-poor star using the Gemini High-resolution Optical SpecTrograph (GHOST) at the Gemini South telescope in Chile. The finding was presented in a paper published October 25 on the pre-print server a... | Chemistry and Material Sciences |
It is a mystery that has gripped humanity for hundreds of years — how exactly did our moon come to be?
Since the 1970s, astronomers have suspected that our natural satellite was created when a giant protoplanet called Theia struck early Earth (Gaia).
The nature of this collision and what happened immediately after ha... | Chemistry and Material Sciences |
Astronomers detected a potent space explosion this year and directed the powerful James Webb Space Telescope at the cosmic blast.
This blast was a "gamma-ray burst" containing the most energetic type of light that's often generated by the collapse and explosion of enormous stars, events called supernovae. But the erupt... | Chemistry and Material Sciences |
New observations down to light-year scale of the gas flows around a supermassive black hole have successfully detected dense gas inflows and shown that only a small portion (about 3 percent) of the gas flowing towards the black hole is eaten by the black hole. The remainder is ejected and recycled back into the host ga... | Chemistry and Material Sciences |
It is the cloud that overshadows the search for alien life: for all the spacecraft sent to faraway worlds, researchers do not really know what to look for when it comes to evidence of life elsewhere.
Now, scientists are claiming progress with the puzzle after training a computer program to distinguish chemical mixtures... | Chemistry and Material Sciences |
An international team of astronomers led by the University of Cambridge has used data from the NASA/ESA/CSA James Webb Space Telescope to discover methane and carbon dioxide in the atmosphere of K2-18 b, an exoplanet in the ‘Goldilocks zone’. This is the first time that carbon-based molecules have been discovered in th... | Chemistry and Material Sciences |
In Virgin Valley, Nevada, it's possible to spend an afternoon digging for rare black fire opals, while visitors to Coalinga, California, can scour the dirt for pieces of the state's official gemstone, benitoite. At Arkansas' Crater of Diamonds State Park, aspiring gemhounds pay just $10 to hunt for the world's most sou... | Chemistry and Material Sciences |
View Today's Schedule
NASA/CSA/ESA/J. Olmstead (STScI)/N. Madhusudhan (Cambridge University)
Like this week’s post was going to be about anything else! I was way too excited about this to possibly want to expound upon any other topic. I am personally crossing my fingers that this news will wind up being one of the most... | Chemistry and Material Sciences |
In just under 14 Earth days, Chandrayaan-3 provided scientists with valuable new data and further inspiration to explore the moon. And the Indian Space Research Organization has shared these initial results with the world.
While the data from Chandrayaan-3's rover, named Pragyan, or "wisdom" in Sanskrit, showed the lun... | Chemistry and Material Sciences |
Approximately 2,200 light-years from where you're sitting lie the Cheerio-shaped remains of a dying star – remnants that form a structure famously known as the Ring Nebula. And on Monday (Aug. 21), scientists announced the James Webb Space Telescope has struck gold once again, earning a rather beautiful new view on thi... | Chemistry and Material Sciences |
Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more.
Astronomers have used the James Webb Space Telescope for a fresh perspective of an iconic celestial favorite called the Ring Nebula.
The new image captures never-before-seen d... | Chemistry and Material Sciences |
While watching the night sky in 1952, astronomers at Caltech’s Palomar Observatory were baffled when three stars simply vanished from a region of the sky. The vanishing stars, which had been seen as a cluster of three “star-like” points, were there at one point. However, when astronomers looked at the same patch of sky... | Chemistry and Material Sciences |
Did NASA's Viking landers kill Martian life in 1976?In 1976, NASA launched the Viking 1 and Viking 2 landers, which performed four distinct experiments to explore the Martian landscape for signs of life.Rizwan Choudhury| Sep 09, 2023 01:47 PM ESTCreated: Sep 09, 2023 01:47 PM ESTscienceMars.Source: NASA Get a daily dig... | Chemistry and Material Sciences |
There are few places in our solar system more intriguing than Europa.
Beneath its cracked icy shell, NASA and planetary scientists suspect this Jupiter-orbiting moon harbors a giant sea, some 40 to 100 miles deep. Now, new observations from the powerful James Webb Space Telescope show a region on Europa's surface conta... | Chemistry and Material Sciences |
Researchers have identified buried kimberlite, the rocky home of diamonds, by testing the DNA of microbes in the surface soil.
These 'biological fingerprints' can reveal what minerals are buried tens of metres below the earth's surface without having to drill. The researchers believe it is the first use of modern DNA s... | Chemistry and Material Sciences |
Astronomers have been left scratching their heads after new research found that our galaxy could actually be a fifth as heavy as previously thought.
This would appear to suggest that the Milky Way is missing some dark matter — the invisible substance which makes up around 85 per cent of all mass in the universe.
Usin... | Chemistry and Material Sciences |
Dugway Proving Ground, Utah
A saucer-shaped capsule parachuted down gently in the Utah desert today, after a years-long journey through space. Its cargo is a precious collection of rocks and dust from the asteroid Bennu — the first time NASA has ever brought pieces of this type of celestial object back to Earth.
Over t... | Chemistry and Material Sciences |
Carbon Capture and Storage projects in Denmark at risk from bitumen formation
Carbon Capture and Storage (CCS) is increasingly being cited to help our global warming crisis by reducing greenhouse gas emissions through capturing carbon dioxide and storing deep underground. In the Danish North Sea, chalk rocks below the ... | Chemistry and Material Sciences |
A spectacular fireball just streaked across Melbourne, but astronomers didn't see it coming
The first hours after a fireball sighting are like a detective mystery. Last night around midnight, people across Melbourne took to social media to report sightings of a bright light slowly streaking across the sky.
Video footag... | Chemistry and Material Sciences |
When giant impacts brought Earth its precious metals such as gold and platinum long ago, those metals remained near our planet's surface thanks to a molten magma ocean. This ocean, formed by the impact itself, was able to trap the metals and keep them safe.
The gold in our jewelry, the platinum in our computer electron... | Chemistry and Material Sciences |
Nasa's Osiris-Rex capsule will come screaming into Earth's atmosphere on Sunday at more than 15 times the speed of a rifle bullet.
It will make a fireball in the sky as it does so, but a heat shield and parachutes will slow the descent and bring it into a gentle touchdown in Utah's West Desert.
The capsule caries a pre... | Chemistry and Material Sciences |
Planetary scientists want to search for biosignatures in what they believe was once a Martian mud lake.
After scientists carefully studied what they believe are desiccated remnants of an equatorial mud lake on Mars, their study of Hydraotes Chaos suggests a buried trove of water surged onto the surface. If researchers ... | Chemistry and Material Sciences |
A new sounding rocket mission is headed to space to understand how explosive stellar deaths lay the groundwork for new star systems. The Integral Field Ultraviolet Spectroscopic Experiment, or INFUSE, sounding rocket mission, will launch from the White Sands Missile Range in New Mexico on Oct. 29, 2023, at 9:35 p.m. MD... | Chemistry and Material Sciences |
Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more.
Scientists have detected a surprising amount of a rare version of helium, called helium-3, in volcanic rocks on Canada’s Baffin Island, lending support to the theory that the ... | Chemistry and Material Sciences |
Astronomers have uncovered a star that appears on course to become one of the strongest magnets in the universe.
HD 45166 is 3,000 light years away and was spotted with multiple telescopes dotted all over the Earth, not that it's particularly inconspicuous.
Rich in helium, this interstellar behemoth is a few times bi... | Chemistry and Material Sciences |
A planet that suffers scorching 475°C (900°F) temperatures beneath a thick acidic atmosphere may be the last place you'd expect alien life in our Solar System.
But one NASA scientist claims that extraterrestrials are most likely hiding on Venus amid conditions that are unbearable for humans.
The new theory was put fo... | Chemistry and Material Sciences |
Data collected by NASA’s Juno mission indicates a briny past may be bubbling to the surface on Jupiter’s largest moon.
NASA’s Juno mission has observed mineral salts and organic compounds on the surface of Jupiter’s moon Ganymede. Data for this discovery was collected by the Jovian InfraRed Auroral Mapper (JIRAM) spect... | Chemistry and Material Sciences |
In the swirling ring of asteroids between Mars and Jupiter, one space rock has attracted far more attention than any other.
It's known as 16 Psyche.
The metal-rich asteroid has made headlines because scientists once estimated, if mined, it could be worth way more than all the cash on Earth today.
But the metal that giv... | Chemistry and Material Sciences |
Numerous asteroids that have punctured the surface of dwarf planet Ceres also appear to have influenced its reservoir of precious organic molecules.
In 2017, scientists studying data sent home by NASA's Dawn spacecraft initially spotted organic compounds known as aliphatic molecules near a 32-mile-wide impact crater on... | Chemistry and Material Sciences |
Researchers using NASA’s James Webb Space Telescope have detected evidence for quartz nanocrystals in the high-altitude clouds of WASP-17 b, a hot Jupiter exoplanet 1,300 light-years from Earth. The detection, which was uniquely possible with Webb’s MIRI (Mid-Infrared Instrument), marks the first time that silica (SiO2... | Chemistry and Material Sciences |
NASA's Perseverance rover is scurrying around on the Red Planet, wheeling and dealing around Jezero Crater and inspecting the site of this former lake up close.
The rover recently came across some eye-catching circular rock structures, and they are attention-grabbers for good reason. That's because they resemble ones f... | Chemistry and Material Sciences |
An ocean world first discovered in 2017 has provided new evidence that it may be closer to our world than previously thought. K2-18 b is a very alluring target for astronomers in the search for life beyond our own planet. Previous observations of the planet suggest it’s an ocean world, and now Webb’s observations sugge... | Chemistry and Material Sciences |
Astronomers have discovered a two-faced star and are baffled by its bizarre appearance.
The white dwarf appears to have one side composed almost entirely of hydrogen and the other side made up of helium. It is the first time that astronomers have discovered a lone star that appears to have spontaneously developed two c... | Chemistry and Material Sciences |
Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more.
The James Webb Space Telescope and other observatories witnessed a massive explosion in space that created rare chemical elements, some of which are necessary for life.
The ex... | Chemistry and Material Sciences |
Observation of a refractive index line shape in ultrafast XUV transient absorption spectroscopy
Ultrafast extreme ultraviolet (XUV) spectroscopy is a powerful technique for probing the dynamics of atoms and molecules with attosecond time resolution. However, conventional XUV absorption measurements only provide informa... | Chemistry and Material Sciences |
When Evgenii Krestianinov first handled a 5cm-wide meteorite fragment, he never dreamed that inside it contained a secret about the birth of our solar system.
The Russian-born cosmochemist's adventure began while he was studying in Canberra, and his supervisor purchased a piece of the Erg Chech 002 rock and charged him... | Chemistry and Material Sciences |
A new study suggests that Earth’s hotter sister (Venus is roughly 100 times hotter than Earth) could have formed by Earth-like plate tectonics billions of years ago. The study is published in Nature Astronomy and discusses how atmospheric data from Venus, alongside computer modeling, has delivered them to this particul... | Chemistry and Material Sciences |
Today marks the final step of NASA’s OSIRIS-REx mission, which launched in September 2016, as a small capsule containing a sample of the asteroid Bennu descends through the Earth’s atmosphere, landing in the Utah desert for NASA to collect and analyze. This is similar to the method used to collect particles from a come... | Chemistry and Material Sciences |
The moon is 40 million years older than scientists previously thought, according to a new study.
Researchers analysed crystals brought back by Apollo astronauts between 1969 and 1972 to pinpoint the time of the moon's formation.
During Apollo missions, astronauts gathered rocks, pebbles, sand and dust from the moon's... | Chemistry and Material Sciences |
Subscribe to Here’s the Deal, our politics
newsletter for analysis you won’t find anywhere else.
Thank you. Please check your inbox to confirm.
Jeffrey Gillis-Davis, The Conversation
Jeffrey Gillis-Davis, The Conversation
Leave your feedback
In an exciting milestone for lunar scientists around the globe, India’s Chandr... | Chemistry and Material Sciences |
A US$1.2-billion NASA spacecraft launched from Florida today on a 3.6-billion-kilometre journey to a metal-rich asteroid that is unlike anything scientists have studied before.
Its destination is a space rock called Psyche — the largest metallic object in the Solar System. Scientists think this asteroid could be the co... | Chemistry and Material Sciences |
NASA's adventurous OSIRIS-REx space capsule that delivered a sample of an asteroid about 200 million miles away is already yielding surprises.
The agency's staff cracked open the space capsule on Tuesday to discover that the inside of the lid is lined with mysterious black material, forcing them to halt work.
Unlike ... | Chemistry and Material Sciences |
The extremely early universe featured the most cataclysmic, transformative and energetic events that ever occurred. Driving these energies was the expansion of the cosmos and the resulting fragmentation of the fundamental forces of nature.
And in that fragmentation, massive bubbles may have emerged and collided with ea... | Chemistry and Material Sciences |
XRISM satellite launches to study the universe in different colors of X-rays
On Sept. 6, a new satellite left Earth; its mission is to tell us about the motions of hot plasma flows in the universe.
Launched from Tanegashima Space Center in Japan, the X-Ray Imaging and Spectroscopy Mission (XRISM) satellite will detect ... | Chemistry and Material Sciences |
Supermassive black holes affect the chemical composition of their host galaxies, research shows
New research shows that the supermassive black hole at the center of a galaxy can have a direct impact on the chemical distribution of the host galaxy. This provides another piece of the puzzle for understanding how galaxies... | Chemistry and Material Sciences |
Floating in the middle of our galaxy, near the center of the Milky Way, inside a cloud of gas that swirls at the temperature of 100 Kelvin or -279.67 Fahrenheit, a molecule essential to life on Earth has just been discovered. It sounds inconceivable that such a level of cosmic cold could harbor anything remotely relate... | Chemistry and Material Sciences |
With its sensitive infrared cameras and high-resolution spectrometer, the James Webb Space Telescope (JWST) is revealing new secrets of Jupiter's Galilean satellites, in particular Ganymede, the largest moon, and Io, the most volcanically active.
In two separate publications, astronomers who are part of JWST's Early Re... | Chemistry and Material Sciences |
Planet formation is thought to be a messy process, as lots of growing planets end up in unstable orbits, resulting in large collisions like the one that resulted in the Moon's formation. The messiness may not end there, as many exosolar systems have indications that their planets migrated after their formation, creatin... | Chemistry and Material Sciences |
Using an incredibly bright gamma-ray as a guide, the James Webb Space Telescope (JWST) has detected the heavy element tellurium around the site of a stellar-corpse collision. The discovery brings scientists a step closer to understanding where the universe's heaviest elements come from.
While scientists know that eleme... | Chemistry and Material Sciences |
In the beginning, galaxies were lacking in chemical and metal abundances, according to a team of astronomers that recently used a telescope to study the ancient universe.
Though the galaxies in the quarter-billion years seemed to follow the rules established by younger, previously observed galaxies regarding star forma... | Chemistry and Material Sciences |
When the asteroid Psyche has its first close-up with a NASA spacecraft, scientists hypothesize they will find a metal-rich asteroid. It could be part or all of the iron-rich interior of a planetesimal, an early planetary building block, that was stripped of its outer rocky shell as it repeatedly collided with other lar... | Chemistry and Material Sciences |
The Webb Space Telescope recently turned its focus to a nearby exoplanet and found that it may be a Hycean world, or a world completely covered in a single global ocean, and with a hydrogen atmosphere. And what’s more, the telescope detected a possible detection—note, possible detection, of dimethyl sulfide, a molecule... | Chemistry and Material Sciences |
Wedged between the orbits of Mars and Jupiter, the main asteroid belt contains over 1 million rocky objects, but perhaps few of them are as intriguing as Psyche. The metal-rich asteroid might have once been an ancient planetary building block that was stripped of its outer rocky shell as our solar system came to be. Wh... | Chemistry and Material Sciences |
Scientists have found carbon dioxide (CO2) on Europa, Jupiter's fourth-largest moon, for the first time.
The chemical compound, which is famously abundant on Earth, was detected by NASA's James Webb Space Telescope on the moon's frozen surface.
It may have originated from the vast ocean that's thought to exist beneat... | Chemistry and Material Sciences |
A major milestone and new results from NASA’s Parker Solar Probe were announced on Dec. 14 in a press conference at the 2021 American Geophysical Union Fall Meeting in New Orleans. The results have been published in Physical Review Letters and accepted for publication in the Astrophysical Journal.
For the first time in... | Chemistry and Material Sciences |
NASA completed its first-ever sample return mission from an asteroid today, with a science capsule containing material from an asteroid landing after having traveled on a 1.2 billion-mile journey from the asteroid Bennu. The capsule was released from the OSIRIS-REx spacecraft as it passed by Earth this morning, enterin... | Chemistry and Material Sciences |
An unusual cannon found underwater off the coast of Sweden in 2001 may be the oldest shipboard gun ever discovered in Europe, a new study finds.
Pieces of cloth found inside the object — thought to be the remains of a bag for gunpowder known as a cartouche — have been radiocarbon-dated to the 14th century, making the c... | Chemistry and Material Sciences |
Sept. 24 was a big day for NASA, when an orange-and-white capsule containing pieces of an asteroid landed on Earth, charred from its ultrahigh-speed fall through our atmosphere. The asteroid in question, named Bennu, is thought to have been roaming space since the early days of our solar system — meaning these samples ... | Chemistry and Material Sciences |
A new X-ray telescope showed how star explosion shockwaves align powerful magnetic fields able to accelerate atom fragments close to the speed of light.
The finding was revealed at the remnant of a supernova, or star explosion, called SN 1006. It was scrutinized by NASA's and the Italian Space Agency's Imaging X-ray Po... | Chemistry and Material Sciences |
A SpaceX rocket recently punched a hole in Earth's upper atmosphere while venturing into space, leaving behind a blood-red streak of light in the sky similar to an aurora.
The Falcon 9 rocket, which was carrying 15 SpaceX Starlink satellites into orbit, lifted off from Vandenberg Space Force Base in California on July ... | Chemistry and Material Sciences |
Active black holes alter their galaxies' chemical distributionActive supermassive black holes can considerably influence the presence and distribution of chemical molecules in their host galaxies.Mrigakshi Dixit| Sep 18, 2023 10:13 AM ESTCreated: Sep 18, 2023 10:13 AM ESTscienceGet a daily digest of the latest news in ... | Chemistry and Material Sciences |
Discovery of oldest 3D-preserved microorganisms
For the first time ever, researchers have been able to study the form of microorganisms from the early days of evolution some 1.5 billion years ago. These microorganisms are of exceptional importance for our understanding of the development of early life.
Researchers from... | Chemistry and Material Sciences |
The cars, cellphones, computers and televisions that people in the U.S. use every day require metals like copper, cobalt and platinum to build. Demand from the electronics industry for these metals is only rising, and companies are constantly searching for new places on Earth to mine them.
Scientists estimate that lots... | Chemistry and Material Sciences |
Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more.
Astronomers have made a first-of-its-kind discovery — a white dwarf star with two completely different faces.
White dwarfs are burnt remains of dead stars. Our sun will become... | Chemistry and Material Sciences |
New research has revealed how supermassive black holes that lurk at the hearts of large galaxies influence the distribution of chemicals throughout their entire galactic homes.
Scientists have long understood that supermassive black holes have a massive influence on the galaxies around them. In particular, as these bla... | Chemistry and Material Sciences |
NASA journeys to the metal-rich asteroid Psyche
It's a world like no other: a metal-rich asteroid that could be the remnants of a small planet, or perhaps an entirely new type of celestial body unknown to science.
A NASA spacecraft blasted off from the Kennedy Space Center Friday bound for Psyche, an object 2.2 billion... | Chemistry and Material Sciences |
As humanity teeters on the brink of World War III, a doctor has shared a morbid guide about surviving nuclear fallout.
Abud Bakri MD, a residency physician in California, combed through mountains of research papers to see how the US handled previous threats to create the ultimate survival guide for a looming nuclear f... | Chemistry and Material Sciences |
The world’s largest source of natural diamonds — and of more than 90 percent of all natural pink diamonds found so far — may have formed due to the breakup of Earth’s first supercontinent, researchers report September 19 in Nature Communications.
The diamond-bearing rocks of the Argyle mine in Western Australia probabl... | Chemistry and Material Sciences |
Data from the James Webb Space Telescope (JWST) has shown that an exoplanet around a star in the constellation Leo has some of the chemical markers that, on Earth, are associated with living organisms. But these are vague indications. So how likely is it that this exoplanet harbours alien life?
Exoplanets are worlds th... | Chemistry and Material Sciences |
Scientists have observed the creation of rare chemical elements in the second-brightest gamma-ray burst ever seen -- casting new light on how heavy elements are made.
Researchersexamined the exceptionally bright gamma-ray burst GRB 230307A, which was caused by a neutron star merger. The explosion was observed using an ... | Chemistry and Material Sciences |
Saturday Citations: Hope for golden retrievers and humans. Plus: Cosmologists constrain the entire universe
This week, we reported on the totality of the universe. We reported on some other subjects, as well, but since they're obviously encompassed by that first thing, enough said.
Object occluded
People across the wes... | Chemistry and Material Sciences |
This article has been reviewed according to Science X's
editorial process
and policies.
Editors have highlighted
the following attributes while ensuring the content's credibility:
fact-checked
peer-reviewed publication
reputable news agency
proofread
Hidden ocean the source of carbon dioxide on Jupiter moon: Research
b... | Chemistry and Material Sciences |
The Indian Space Research Organisation’s (ISRO) Moon lander Vikram and robotic rover Pragyan have now been told to go to sleep. ISRO hopes to awaken them at lunar dawn on 22 September.
But in their two-week sojourn around the Moon’s south pole, they provided insights that have planetary scientists abuzz. Here are some ... | Chemistry and Material Sciences |
NASA lab hopes to find life's building blocks in asteroid sample
Eager scientists and a gleaming lab awaits.
A sample from the asteroid Bennu, which could be key to understanding the formation of the solar system and our own planet, is set to be analyzed at NASA's Johnson Space Center in Houston after it reaches Earth ... | Chemistry and Material Sciences |
Kris Pardo is an Assistant Professor of Physics & Astronomy at the University of Southern California.
Most scientists care about the newest techniques, data and theories in their field, but they often know very little about the history of their discipline. Astronomers, like me, are no exception.
It wasn't until I taugh... | Chemistry and Material Sciences |
Secrets of the Ice
toggle caption
An archeologist holds an arrow originally believed to be from the Iron Age on Mount Lauvhøe in Norway. Upon closer inspection, the team determined the artifact is from the Stone Age and is likely around 4,000 years old.
Secrets of the Ice
An archeologist holds an arrow originally belie... | Chemistry and Material Sciences |
Introduction
Our planet is doomed. In a few billion years, the sun will exhaust its hydrogen fuel and swell into a red giant — a star so big it will scorch, blacken and swallow up the inner planets.
While red giants are bad news for planets, they’re good news for astrophysicists. Their hearts hold the keys to understan... | Chemistry and Material Sciences |
Venus' youthful appearance could be the result of a ferocious bombardment by asteroids and comets, whose high-energy impacts superheated the planet's interior, a new study reports.
Planetary scientists estimate the age of a planet's surface by counting the number of craters embedded in it. The more craters there are, t... | Chemistry and Material Sciences |
The Osiris-Rex spacecraft successfully picked up the materials from an asteroid called Bennu in October 2020, 205 million miles from Earth. It then took almost three years for the NASA probe to come home and drop off its precious cargo in a Utah desert. That happened on 24 September. Now, what the probe contained is be... | Chemistry and Material Sciences |
NASA is preparing to launch its Psyche spacecraft on the first mission designed to study a metal-rich asteroid up close. The Psyche mission is set to blast off on Thursday (Oct. 12) from NASA's Kennedy Space Center in Florida at 10:16 a.m. EDT (1416 GMT) atop a SpaceX Falcon Heavy rocket.
After traveling an estimated 2... | Chemistry and Material Sciences |
Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more.
A pristine asteroid sample that could serve as a time capsule from the early days of our solar system has finally been revealed.
The rocks and dust contain water and a large a... | Chemistry and Material Sciences |
As asteroid expeditions go, NASA's upcoming Psyche mission is about as exciting as they come.
It may not involve saving the planet Earth like Bruce Willis did in the 1998 sci-fi blockbuster Armageddon, but it will be able to tell if a metal-rich space rock has the potential to bring down the world's economy.
That's b... | Chemistry and Material Sciences |
NASA's Psyche mission to a metal world may reveal the mysteries of Earth's interior
French novelist Jules Verne delighted 19th-century readers with the tantalizing notion that a journey to the center of the Earth was actually plausible.
Since then, scientists have long acknowledged that Verne's literary journey was onl... | Chemistry and Material Sciences |
A 3,000-year-old weapon fashioned from 'alien iron' has been found near a lake in Switzerland.
An arrowhead made from a meteorite was recovered at an ancient Bronze Age site called Mörigen, which has produced a trove of space rocks throughout history.
Geologists with the University of Bern tested the artifact's compo... | Chemistry and Material Sciences |
After months of anticipation, NASA's Psyche mission has finally launched today.
The US space agency launched at 10:19 ET (15:19 BST) from the Kennedy Space Center in Florida.
'Feel the noize! Ain't nothin' but a good time. All aboard the #MissionToPsyche! Next stop: A metal world,' NASA tweeted.
Psyche is a spacecra... | Chemistry and Material Sciences |
"It's beautiful, it really is - certainly what we've seen of it so far," said Dr Ashley King.
The UK scientist was in a select group to put first eyes and instruments on the rocky samples that have just been brought back from asteroid Bennu.
The materials, scooped up by a US space agency (Nasa) mission and returned to ... | Chemistry and Material Sciences |
Metals are everywhere in the Universe, from hot gas giants where it rains molten iron to heavy elements formed as a star goes supernova. Exoplanet GJ 367b one-ups them all. This planet is made of metal.
GJ 367b is an extreme planet. This “super Mercury,” which orbits its star once every 7.7 hours, was first discovered ... | Chemistry and Material Sciences |
Astronomers using archived data from the giant Keck II telescope on Mauna Kea in Hawaii have successfully glimpsed Uranus' infrared aurora for the first time.
Like auroras on Earth, those on Uranus are caused when charged particles riding the solar wind interact with the planet's magnetic field and are funneled along m... | Chemistry and Material Sciences |
The sky is littered with metal pollution from bits of space junk that burn up as they reenter the atmosphere, a new study reveals. This unexpected level of contamination, which will likely rise sharply in the coming decades, could change our planet's atmosphere in ways we still don't fully understand, researchers warn.... | Chemistry and Material Sciences |
About 4.5 billion years ago, a Mars-sized object smashed into the young Earth, spraying debris that coalesced to form the moon, many scientists think. Some remnants of that object, called Theia, exist today as large amounts of dense material sitting atop Earth’s core, researchers propose November 1 in Nature.
In recent... | Chemistry and Material Sciences |
Subsets and Splits
Unique Topics Sorted
Provides a simple list of all unique topics in the training dataset, which helps identify the range of subjects covered but offers minimal analytical insight beyond basic categorization.
List Unique Topics
Simple retrieval of unique topics from the dataset, useful for basic exploration but lacks deeper insights.