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The Latest Breaking News from Live Science

Scientists find genetic 'switch' in mice that turns caring dads into violent brutes

A new study suggests that the Agouti gene in the brains of male African striped mice can act as a molecular "switch," making them caring or violent toward their young.

LiveScience

14,000-year-old ivory tools found in Alaska hint at how Clovis ancestors first arrived in the New World

Ancient artifacts unearthed in Alaska revealed migrants from Asia might have come to the Americas via an inland route, and not a coastal path.

LiveScience

Obesity is linked to 1 in 10 deaths from infection worldwide — and scientists are still learning why

A new study finds that people with obesity are more likely to be hospitalized with or die from severe infections.

LiveScience

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'Some of them have accuracy that's close to zero': Experts unpack the promise and pitfalls of genetic tests aimed at consumers

Live Science spoke with a bioethicist and sociologist about emerging genomic technologies, including those that enable parents to "score" and "select" IVF embryos.

LiveScience

Scientists find ancient black hole breaking the cosmic 'speed limit,' challenging multiple theories

An ancient, fast-feeding quasar is breaking the rules of how black holes consume matter and generate galaxy-shaping jets.

LiveScience

Ultrafast quantum chemistry engine could speed up the development of new medicines and materials

The powerful software can reduce the time needed to simulate reactions with large molecules from weeks to just minutes.

LiveScience

How can deserts form next to oceans?

Deserts are notoriously dry, so why do so many of them border oceans?

LiveScience

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'Thermodynamic computer' can mimic AI neural networks — using orders of magnitude less energy to generate images

Researchers generated images from noise, using orders of magnitude less energy than current generative AI models require.

LiveScience

Your own voice could be your biggest privacy threat. How can we stop AI technologies exploiting it?

Voices contain countless cues about their owners, and new research suggests that computers might use them to facilitate a range of bad behaviors.

LiveScience

'Proof by intimidation': AI is confidently solving 'impossible' math problems. But can it convince the world's top mathematicians?

AI could soon spew out hundreds of mathematical proofs that look "right" but contain hidden flaws, or proofs so complex we can't verify them. How will we know if they're right?

LiveScience

95 million-year-old Spinosaurus had a scimitar-shaped head crest and waded through the Sahara's rivers like a 'hell heron'

Researchers have identified a new Spinosaurus species with a blade-like crest in Niger, changing our understanding of dinosaur evolution and behavior.

LiveScience

'Absolute surprise': Homo erectus skulls found in China are almost 1.8 million years old — the oldest evidence of the ancient human relatives in East Asia

A new date for Homo erectus skulls found in central China provides new insight into how and when ancient human relatives reached eastern Asia.

LiveScience

The biggest trees in the Peruvian Amazon store the most carbon — and they also face the greatest threat from humans

The Amazon's biggest trees store disproportionately more carbon than smaller trees do, new study finds. But in the Peruvian Amazon, large trees are currently prioritized for harvest.

LiveScience

Research group claims preeclampsia doomed the Neanderthals, but experts say it's just a 'thought experiment'

Preeclampsia, a complication of pregnancy that involves high blood pressure, could have led to a decline in Neanderthals' fertility, a new study suggests.

LiveScience

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LiveScience

Sleep deprivation harms the gut via the vagus nerve, early study reveals

New research reveals that sleep deprivation sends aberrant signals through the vagus nerve, triggering a serotonin surge that can kill gut stem cells.

LiveScience

Vanishing lakes in Tibet may have triggered earthquakes by awakening faults in Earth's crust

Shrinking lakes in Tibet likely woke up long-dormant tectonic faults, a new study finds. The findings strengthen the link between climate change and earthquakes

LiveScience

Snakes keep evolving into cannibals — here's what scientists think is going on

A review of over 500 reports of cannibalistic behavior in snakes finds it's appeared multiple times in different evolutionary lineages, leading researchers to hypothesize it's beneficial for snakes under certain circumstances.

LiveScience

How long do most planets last?

Planets are born, and they can also "die." So what's the lifespan of a typical planet?

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LiveScience

'Impossible' mantle earthquakes actually occur all over the world, study finds

Researchers were once unsure whether mantle earthquakes existed. Now they have a global map of this mysterious phenomenon.

LiveScience

What are ghost lineages, remnants of the past that still exist in our DNA today?

Ghost lineages reveal themselves through ancient genes that still exist in living beings today.

LiveScience

Did modern humans wipe out the Neanderthals? New evidence may finally provide answers.

A complex picture of how Neanderthals died out, and the role that modern humans played in their disappearance, is emerging.

LiveScience

Record-breaking gravitational wave puts Einstein's relativity to its toughest test yet — and proves him right again

A record-breaking gravitational wave signal let scientists "listen" to a distant black hole merger and put Einstein's gravity to its toughest test yet.

LiveScience

Canada could remove 5 times its annual carbon emissions by planting trees on edge of boreal forest, study finds

Planting trees on 6.4 million hectares of northern taiga forest could remove 3.9 gigatons of CO2 by 2100 — five times Canada's annual emissions.

LiveScience

Archaeopteryx, one of the world's first proto birds, has a set of weird, never-before-seen features, new study reveals

Iconic transition species between dinosaurs and birds may have had weird 'teeth' on roof of its mouth and a highly mobile tongue, study reveals

LiveScience

China banned all fishing to save the Yangtze River. This 'nuclear' option appears to be working.

Decades of overfishing and habitat degradation led to huge declines in freshwater biodiversity in China's longest river, but there are signs of recovery after a fishing ban was implemented in 2021.

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