Planet Earth

Greenland is twisting, tensing and shrinking due to the 'ghosts' of melted ice sheets

By Sascha Pare published

Earth's mantle is so gooey, it takes eons for material that has been displaced by the weight of ice sheets to flow back. And Greenland is very much still processing its glacial past, a new study shows.

Geology

22 of Earth's 34 'vital signs' are flashing red, new climate report reveals — but there's still time to act

By Sascha Pare published

Earth's systems are nearing tipping points that could plunge the planet into a "hothouse" regime — but there's still time to prevent that from happening, scientists say.

Climate change
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Space

A space photo of a green comet surrounded by stars with a boxout highlighting the comet closer

Interstellar object comet 3I/ATLAS

By Livescience.com published

Find out everything there is to know about the interstellar object comet 3I/ATLAS.

Comets
An image of 3I/ATLAS visible in GOES-19 weather satellite data.

NASA spacecraft reveal interstellar comet 3I/ATLAS brightened rapidly as it swooped behind the sun

By Patrick Pester published

Interstellar comet 3I/ATLAS is briefly out of view as it travels around the sun this week, but researchers and amateur astronomers used spacecraft data to track its progress right up until perihelion.

Comets
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archaeology

2,000-year-old Celtic teenager may have been sacrificed and considered 'disposable'

By Kristina Killgrove published

Archaeologists have recovered three unusual burials of Celtic women and girls who may have been sacrificed in England.

Archaeology

Exceptionally rare iron saber, arrowheads and jewelry discovered in seventh-century warrior's tomb in Hungary

By Tom Metcalfe published

Archaeologists in Hungary have found the 1,300-year-old burial of a warrior who was buried with a rare iron saber.

Archaeology
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World of science

Health

'Chemo brain' may stem from damage to the brain's drainage system

By Sophie Berdugo published

An early-stage study has found that a common chemotherapy drug disrupts lymphatic cells in the tissue surrounding the brain. This is linked to memory issues in mice.

Cancer

Why don't teeth count as bones?

By Marilyn Perkins published

Teeth and bones may appear alike, but they actually have more differences than similarities.

Anatomy
Human X chromosomes, 3D illustration.

Gene on the X chromosome may help explain high multiple sclerosis rates in women

By Zunnash Khan published

A gene on the X chromosome revs up inflammation in the female brain, which may explain why rates of multiple sclerosis are higher in women than in men, scientists suggest.

Genetics
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Animals

Artist illustration of a pack of Nanotyrannus attacks a juvenile T. rex

Nanotyrannus isn't a 'mini T. Rex' after all — it's a new species, 'dueling dinosaurs' fossil reveals

By Chris Simms published

An argument over whether fossils from several small dinosaurs represent a juvenile Tyrannosaurus rex or smaller adults of a separate species may finally be settled.

Dinosaurs

Lab monkeys on the loose in Mississippi don't have herpes, university says. But are they dangerous?

By Patrick Pester published

Authorities have killed several lab monkeys that escaped from an overturned truck in Mississippi. The rhesus macaques were initially thought to be diseased and dangerous, but that's not necessarily the case.

Monkeys
A photograph of the juvenile duck-billed dinosaur Edmontosaurus annectens preserved as a dried carcass.

First-ever 'mummified' and hoofed dinosaur discovered in Wyoming badlands

By Patrick Pester published

Researchers have unearthed two dinosaur "mummies" in the badlands of Wyoming, confirming duck-billed dinosaurs had hooves, alongside a string of other discoveries.

Dinosaurs
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Human Behavior

A hand holding a pencil over a crossword puzzle

Live Science crossword puzzle #17: Multiple realities stacked on top of one another — 5 down

By Harry Baker last updated

Science crossword Test your knowledge on all things science with our weekly, free crossword puzzle!

Science crossword

There is such a thing as 'settled science' — anyone who says otherwise is trying to manipulate you

By Kit Yates published

Opinion How bad-faith arguments sow doubt by weaponizing scientific humility.

Opinion
scientist holding test tubes with illustration of money symbols and a sand timer on a blue background

Citation cartels, ghost writing and fake peer-review: Fraud is causing a crisis in science — here's what we need to do to stop it

By Kit Yates published

Opinion Thousands of scientific papers are retracted every year because of fraudulent activity, with both authors and journals gaming a system to gain academic acclaim through deceit, dishonesty and false representation.

Opinion
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Physics & Mathematics

Clocks stand in a row in front of autumn trees

Daylight saving time 2025: When does the time change, and why?

By Jeanna Bryner last updated

When does daylight saving time end in 2025? Here's a look at when the time changes this year, and why we change our clocks in the first place.

Physics & Mathematics

Mysterious glow at the Milky Way's center could reshape a major cosmic theory

By Andrey Feldman published

A mysterious glow at the center of the Milky Way has puzzled astronomers for more than a decade. New research offers an explanation that could also reshape what we know about dark matter.

Dark Matter

World's biggest X-ray laser discovers never-before-seen type of ice that's solid at room temperature

By Patrick Pester published

Researchers have unveiled ice XXI, a new form of ice that's solid at room temperatures when subjected to immense pressure.

Physics & Mathematics
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Chemistry

Science history: Scientists use 'click chemistry' to watch molecules in living organisms — Oct. 23, 2007

By Tia Ghose published

Carolyn Bertozzi and colleagues laid out a way to make paradigm-shifting "click-chemistry" compatible with living cells, opening up a window into living organisms.

Chemistry

Why does slicing onions make you cry?

By Donavyn Coffey last updated

Here's why you may start tearing up while slicing an onion.

Chemistry
An illustration of the 2025 Nobel Prize in Chemistry winners.

'Harry Potter' materials land three scientists Nobel Prize in chemistry

By Patrick Pester last updated

Susumu Kitagawa, Richard Robson and Omar Yaghi awarded the 2025 Nobel Prize in Chemistry "for the development of metal–organic frameworks."

Chemistry
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Technology

Computer illustration of a robot holding a dumbbell.

Humanoid robots could lift 4,000 times their own weight thanks to breakthrough 'artificial muscle'

By Bobby Hellard published

Researchers have developed a chemical structure for an artificial muscle that can lift up to 4,000 times its weight, and they say it could be used in future humanoid robots.

Robotics
Sony A7 IV on a green background

Capture the Leonids meteor shower with our favorite astro camera — now under $2,000

By Kimberley Lane published

Deals The Sony A7 IV is the cheapest it's been since last Black Friday, and there's no guarantee it'll drop lower this year — this could be your best chance to save.

Deals

Science history: First computer-to-computer message lays the foundation for the internet, but it crashes halfway through — Oct. 29, 1969

By Tia Ghose published

Messages transmitted between two computers located about 380 miles apart would form the basis of what would become the internet.

Communications
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