Is the sun really a dwarf star? Our sun is huge, at least compared to Earth and the other planets. So is it really a dwarf? LiveScience · Dec 27, 2025
New electrochemical method splits water with electricity to produce hydrogen fuel — and cuts energy costs in the process Scientists adapted a method that can produce double the amount of hydrogen when splitting water molecules with electricity. LiveScience · Dec 26, 2025
Last of its kind dodo relative spotted in a remote Samoan rainforest The manumea, a critically endangered ground pigeon and one of the closest living dodo relatives, has been spotted multiple times in a remote Samoan rainforest. LiveScience · Dec 25, 2025
'It won’t be so much a ghost town as a zombie apocalypse': How AI might forever change how we use the internet AI slop, chatbots and agentic AI are changing the internet, and could transform it beyond recognition, experts say. LiveScience · Dec 24, 2025
New tests could nearly halve the rate of late-stage cancers, some scientists say — is that true? Blood tests that look for over a dozen cancers are being developed. But how soon will they help patients? LiveScience · Dec 24, 2025
Cats meow more at men to get their attention, study suggests A small study reveals that cats greet male owners more vocally than female ones. But the findings could be a result of cultural norms among the participants, rather than a universal cat behavior, scientists say. LiveScience · Dec 23, 2025
Scientists claim 'Lucy' may not be our direct ancestor after all, stoking fierce debate Recent fossil finds could mean that "Lucy" wasn't our direct ancestor, some scientists say. Others strongly disagree. LiveScience · Dec 22, 2025
What's the fastest a human can grow? Humans grow tall in spurts, but what's our fastest period of growth? LiveScience · Dec 20, 2025
Interstellar comet 3I/ATLAS is rapidly moving away from us. Can we 'intercept' it before it leaves us forever? 3I/ATLAS has passed its closest point to Earth, meaning we will soon lose sight of it for good. Some scientists want to send a spacecraft to chase down the alien comet — or the next interstellar object. LiveScience · Dec 19, 2025
AI is solving 'impossible' math problems. Can it best the world's top mathematicians? AI is making gains in solving pure math problems. Can it crack the hardest problems in mathematics? LiveScience · Dec 19, 2025
It matters what time of day you get cancer treatment, study suggests Giving immunotherapy earlier in the day can significantly extend patients' survival, compared to giving treatment later in the day, a new study of lung cancer shows. LiveScience · Dec 18, 2025
Mysterious, irradiated 'scar' in our galaxy points to 2 stars that almost hit the sun Astronomers traced a mysterious 'scar' of ionized gas around the solar system to two stars that had a close flyby with our sun millions of years ago. LiveScience · Dec 18, 2025
Pompeii victims were wearing woolen cloaks in August when they died — but experts are split on what that means Some of the victims at Pompeii were wearing woolen cloaks when they died, even though it was August, new research finds. LiveScience · Dec 17, 2025
Heart attacks are less harmful at night. And that might be key to treating them. Controlling immune cells' internal clocks helped reduce inflammatory damage in conditions like heart attack and sickle cell disease, a mouse study found. LiveScience · Dec 16, 2025
LiveScience · Dec 16, 2025 Brain scans reveal 'dial' that helps keep us from getting lost A brain-scan study reveals key components of the brain's navigation system, which may help us better understand early symptoms of dementia.
LiveScience · Dec 15, 2025 The UN's International Asteroid Warning Network is closely watching comet 3I/ATLAS. Here's why. Tracking comets accurately is hard. A new effort with the U.N. and NASA aims to better chart these visitors using 3I/ATLAS.
LiveScience · Dec 14, 2025 Can a turtle tuck its head all the way inside its shell? Turtle shells evolved over the course of 300 million years, but self-defense wasn't the initial driver, researchers think.
LiveScience · Dec 12, 2025 'Necessary for the future of humankind': Who was honored at the first-ever Global Space Awards? The winners of the inaugural Global Space Awards were recently announced at a star-studded ceremony at London's Natural History Museum. The event championed innovation and sustainability, while also celebrating the life of a late NASA astronaut.
LiveScience · Dec 12, 2025 Giant structure discovered deep beneath Bermuda is unlike anything else on Earth A thick layer of more than 12 miles of rock may explain why Bermuda seems to float above the surrounding ocean.
LiveScience · Dec 12, 2025 'Very novel and very puzzling': Unknown species of squid spotted burying itself upside down, pretending to be a plant A new study reveals an unknown species of whiplash squid burying itself upside down in the deep sea — a first-of-its-kind behavior for cephalopods.
LiveScience · Dec 11, 2025 Killer whales are teaming up with dolphins on salmon hunts, study finds — but not everyone agrees There are eye-opening claims that orcas and dolphins are working together on salmon hunts and sharing food — but not everyone is convinced.
LiveScience · Dec 10, 2025 Russia's Bezymianny volcano blew itself apart 69 years ago. It's now almost completely regrown. A 1956 eruption collapsed much of the Bezymianny volcano in Kamchatka, Russia, but frequent eruptions since — including a large event in November — means it has now almost completely regrown.
LiveScience · Dec 10, 2025 New discoveries at Hadrian's Wall are changing the picture of what life was like on the border of the Roman Empire The British northern frontier was the edge of the Roman world — and a place of violence, boredom and opportunity, experts told Live Science.
LiveScience · Dec 9, 2025 Earth's crust hides enough 'gold' hydrogen to power the world for tens of thousands of years, emerging research suggests Reservoirs of hydrogen gas that form naturally in Earth's crust could help humans decarbonize. The challenge now is finding these accumulations and working out how best to mine them, experts say.
LiveScience · Dec 8, 2025 The 'hobbits' may have died out when drought forced them to compete with modern humans, new research suggests A reduction in rainfall may have played a sizable role in the extinction of Homo floresiensis, the archaic human species nicknamed the "hobbit," a new study finds.