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The Latest Breaking News from LiveScience

Cats recognize familiar BO and can spot strangers from the stink of their armpits and toes

Researchers have found that cats spend longer sniffing a stranger's odor than their owner's odor, suggesting they can distinguish between familiar and unfamiliar humans from scent alone.

LiveScience

'It's like trying to grow a tree in an oven': Gold mining is sucking the Amazon rainforest dry

Gold mining in the Amazon removes so much water from the ground that it's too hot and dry for seedlings to survive.

LiveScience

WATCH Mount Etna erupt: Europe's largest volcano blows as tourists scramble to safety

Italy's Mount Etna has erupted in spectacular fashion, sending ash, gas, and other volcanic material high into the sky above Sicily. Watch footage of the eruption.

LiveScience

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Replika AI chatbot is sexually harassing users, including minors, new study claims

User reviews of Replika, a popular AI companion, report they had been victims of sexual harassment. And some of those users claim to be minors, according to a new study.

LiveScience

Florida bobcat bites the head off of 13-foot Burmese python in the Everglades

Wildlife experts believe that predators native to the Everglades are beginning to fight back against the invasive species of snake.

LiveScience

Prosciutto di Portici: A portable sundial that looks like a pork leg — and it was likely owned by Julius Caesar's father-in-law before Mount Vesuvius erupted

This small bronze sundial was a portable way of telling time, but it may have made you hungry.

LiveScience

How are you able to read words without vowels?

The human brain can make sense of sentences — even when the vowels are missing.

LiveScience

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Avast, matey! 5 of the biggest pirate hauls in history

Take a look at five of the biggest treasures that pirates have ever plundered.

LiveScience

Can adults grow new brain cells?

Scientists are still debating whether the human brain is capable of growing new cells past childhood.

LiveScience

Space photo of the week: Pink 'raindrops' on the sun captured in greatest detail ever

Solar scientists have unveiled spectacular new images of plasma "rain" in the sun's corona using adaptive optics.

LiveScience

What's the difference between a leopard and a jaguar?

Look closely at the spots to tell leopards from jaguars: there's a subtle clue.

LiveScience

Great eared nightjar: The 'baby dragon' bird that lays its eggs on the floor

Great eared nightjars live on the forest floor, remaining motionless throughout the day, camouflaged among leaf litter and tree stumps.

LiveScience

Infamous 'neutron lifetime puzzle' may finally have a solution — but it involves invisible atoms

A type of hydrogen that doesn't interact with light could explain how long neutrons live and reveal the identity of the universe's dark matter, according to a new theory.

LiveScience

Why isn’t an atom’s nucleus round?

The nuclei of atoms are often portrayed as round in textbooks, but it turns out they're rarely spherical.

LiveScience

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LiveScience

Physicists force atoms into state of quantum 'hyper-entanglement' using tweezers made of laser light

By controlling individual atoms, researchers have demonstrated a way to turn previously unwanted atomic motion into an advantage.

LiveScience

'I did a bit of a dance': Detectorist finds gold 'mourning ring' engraved with skull and date in UK field

A British metal detectorist discovered a gold band with an engraved date-of-death in Norfolk.

LiveScience

The closer a volcano is to erupting, the greener the trees around it look from space

Scientists have found a way to monitor volcanic carbon dioxide levels — one of the first signs a volcano might be about to blow — that doesn't involve trekking up a mountain.

LiveScience

OpenAI's 'smartest' AI model was explicitly told to shut down — and it refused

An artificial intelligence safety firm has found that OpenAI's o3 and o4-mini models sometimes refuse to shut down, and will sabotage computer scripts in order to keep working on tasks.

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LiveScience

Ancient cave burial of 'Jesus' midwife' may actually hold a princess

The site's architecture may indicate the Judaean princess was buried there.

LiveScience

What goes up must come down: How megaconstellations like SpaceX's Starlink network pose a grave safety threat to us on Earth

Thousands of satellites with incredibly short lifetimes are being sent up into low Earth orbit. When they fall back down they're fireballs of pollution — and what doesn't burn up hits the ground.

LiveScience

Giant 'senior citizen' sunspot on 3rd trip around the sun could break a century-old record

A large sunspot has just reappeared on the sun's Earth-facing surface, almost two months after it first emerged. The unusually old dark patch remains stable and could be on course to become the longest-lived sunspot on record, experts claim.

LiveScience

'No radio astronomy from the ground would be possible anymore': Satellite mega-swarms are blinding us to the cosmos — and a critical 'inflection point' is approaching

Invisible radiation leaking out of private satellites, like SpaceX's Starlink spacecraft, is disrupting radio astronomers' ability to detect important signals from across the universe. If left unchecked, we could reach an "inflection point" beyond which we can no longer properly study the cosmos, researchers warn.

LiveScience

Physicists capture 'second sound' for the first time — after nearly 100 years of searching

First theorized in 1938, heat's wave-like flow through superfluids, known as "second sound", has proven difficult to directly observe. Now, a new technique has finally done it, and could be used to study neutron stars and high-temperature superconductors.

LiveScience

NASA plans to build a giant radio telescope on the 'dark side' of the moon. Here's why.

A NASA-funded plan to build a large radio telescope on the moon's far side is nearing final approval and could become a reality by the 2030s, researchers say. The ambitious project will help safeguard astronomy from satellite "megaconstellations" — and help scientists unravel more of the radio spectrum.

LiveScience

How many satellites could fit in Earth orbit? And how many do we really need?

The number of satellites orbiting Earth is rising fast, thanks to private companies such as SpaceX. But just how big will these "megaconstellations" become? And what problems might they cause?

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