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The Latest Breaking News from Live Science

'Extremely alarming': ChatGPT and Gemini respond to high-risk questions about suicide — including details around methods

Researchers have found that OpenAI's ChatGPT, Google's Gemini and Anthropic's Claude can give direct responses to 'high-risk' questions about suicide. In Live Science's testing, ChatGPT and Gemini responded to even more extreme questions.

LiveScience

Are there any countries with no mosquitoes?

One country has long been a mosquito-free zone, but global warming may change that.

LiveScience

The geology that holds up the Himalayas is not what we thought, scientists discover

A 100-year-old theory explaining how Asia can carry the huge weight of the Himalayas and Tibetan Plateau needs to be rewritten, a new study suggests.

LiveScience

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We finally have an idea of how the lifetime supply of eggs develops in primates

Scientists have studied female monkey embryos to map how, when and where the egg supply develops. This can now be used to build realistic models of ovaries in the lab to search for the causes of reproductive health issues that lead to infertility.

LiveScience

What's the difference between a turtle and a tortoise?

Turtles and tortoises are both reptiles with shells, so what exactly are their differences?

LiveScience

'I would never let a robot incubate my child': Poll on 'pregnancy robots' divides Live Science readers

Live Science readers reveal whether they would use a hypothetical "pregnancy robot" — a humanoid machine fitted with an artificial womb to sustain a human pregnancy from conception until birth.

LiveScience

'Aging clocks' tell you how much 'older' you are than your chronological age. How do they work?

"Biological aging tests," also called aging clocks, can predict your risk of age-related disease, disability, early mortality and more — but are they ready for prime time?

LiveScience

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“Terrifying”: Rare Condition Makes Woman See Dragons Instead Of People

"Truth is stranger than fiction."

Bored Panda

Gum disease treatment slows the thickening of arteries, clinical trial shows

New trial results show that intense gum disease treatment reduces how much the carotid artery narrows in otherwise healthy individuals. This suggests oral health should be taken seriously as a contributing factor in cardiovascular disease.

LiveScience

Early test of new laser-free eye treatment shows promise

In lab experiments, scientists are testing a new way to reshape the cornea and correct impaired vision, but the research faces many hurdles before it could be approved for use in humans.

LiveScience

80,000-year-old stones in Uzbekistan may be the world's oldest arrowheads — and they might have been made by Neanderthals

Small stone points discovered in Uzbekistan may be the earliest evidence of arrowhead technology.

LiveScience

An exotic quartz arrow may have killed a man 12,000 years ago in Vietnam

A man who died 12,000 years ago in Vietnam had a "bonus" rib — and it was broken when he was shot by an exotic arrow.

LiveScience

Scientists uncover 'coils' in DNA that form under pressure

A new study shows that DNA forms coils under stress, not the tangled knots that scientists expected.

LiveScience

Why can't we walk through walls if atoms are mostly empty space?

Most of an atom is empty space, so why does some matter feel solid? Two physics principles explain why.

LiveScience

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LiveScience

'Minibrains' reveal secrets of how key brain cells form in the womb

Miniature models of the brain have revealed a "previously unappreciated" role of microglia, a type of cell found within the organ. The finding could help unpack how disorders such as autism arise.

LiveScience

What is the world's slowest animal?

What does survival look like for animals who live in the slow lane?

LiveScience

Why do caffeine withdrawal headaches hurt so much?

It's still largely a mystery why caffeine withdrawal causes headaches, but researchers have a few ideas.

LiveScience

'Pregnancy robot from China' is fake, but is the technology behind it possible?

A story circulating on social media this week featured a seemingly made-up scientist who is developing an equally imaginary "pregnancy robot." Virality ensued.

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LiveScience

'We know what to do; we just have to implement it.': Pregnancy is deadlier in the US than in other wealthy countries. But we could fix that.

Cuts to Medicaid and legal confusion around patient care post-Roe v. Wade may prevent improvements in the maternal mortality rate.

LiveScience

The first Americans had Denisovan DNA. And it may have helped them survive.

People with Indigenous American ancestry carry Denisovan genes that Neanderthals passed on when they mated with modern humans.

LiveScience

'This technology is possible today': Nuclear waste could be future power source and increase access to a rare fuel

One physicist says his design to use nuclear waste as fuel for nuclear fusion could help the U.S. be a leader in the fusion economy.

LiveScience

Jaw-dropping photo captures solar tornado and gigantic plasma eruption raging on the sun at the same time

There's a giant solar tornado raging on the sun's surface, and a researcher captured it — plus a massive plasma eruption — in one spectacular image.

LiveScience

6,300 years ago, dozens of people were murdered in grisly victory celebrations in France

More than 6,000 years ago, invaders were captured in northeastern France before being tortured and mutilated.

LiveScience

'Why would you even want to go?': Readers react to the hypothetical 400-year voyage to Alpha Centauri

Would you leave Earth behind to travel to our nearest star system? Live Science readers reveal their thoughts about life among the stars.

LiveScience

How to watch the Sept. 7 'blood moon' total lunar eclipse if you're in America

The final 'blood moon' total lunar eclipse of 2025 is coming this Sunday (Sept. 7-8). Here's where the celestial spectacle will be visible — and how to watch it if you're not in the path.

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