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Some 'extinct' volcanoes may just be going through a growth spurt, before they 'wake up in this catastrophic stage,' emerging research suggestsAnalysis A volcano that erupted after being asleep for more than 100,000 years is leading more volcanologists to say we must redefine volcano activity to ensure eruptions don't surprise us.
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First whole-genome sequence of a Greenland shark holds clues to their extreme longevityA genomic study of Greenland sharks, thought to be the longest-lived vertebrates on the planet, is hinting at the secrets to their epic lifespan and cancer resistance.
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Mystery of golden orb found in depths of ocean off Alaska finally solved: 'Everyone was like, What the heck? What is that?'A two-and-a-half-year-old mystery concerning a strange golden object found miles below the sea surface isn't an egg or sponge — it's from an anemone-like animal.
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Building a massive dam between Alaska and Russia could prevent AMOC collapse, scientists sayBuilding a dam in the Bering Strait might preserve the Atlantic Meridional Overturning Circulation, but experts warn it could also threaten wildlife, Indigenous people and shipping — and could actually speed up its demise.
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Some polar bears are adapting to their melting habitat. Will it be enough to save the iconic species?Bears in Svalbard, Norway, are fatter than expected, and others in Greenland are showing signs of genetically adapting to climate change — but the signs elsewhere are not good.
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Chimpanzees in Uganda are locked in a deadly 'civil war' after their group split apart — and scientists don't know whyThe first well-observed "civil war" in wild chimpanzees reveals that shifting social ties alone can fracture a group, igniting deadly conflict between former friends.
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Shroud of Turin, claimed to be Jesus' burial cloth, contaminated with carrot and red coral DNAAn analysis of samples taken from the Shroud of Turin, the cloth thought by some to have been wrapped around Jesus, reveals a rich tapestry of animal and plant DNA. But what does it mean?
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Chewed-up orca fins on Russian beach point to cannibalism, and scientists say it may explain why some pods are so tight-knitDetached orca fins scored with distinctive tooth marks suggest that killer whale cannibalism is happening — and it might explain some complex orca societies.
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Every ant is a queen in this parasitic species — and they reproduce by cloning themselves and hijacking other ant coloniesA rare Japanese ant is the only species known to lack female workers and males; all of its young develop into parasitic queens that try to take over other colonies.
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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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Spotted lanternflies are invading the US. They may have gotten their evolutionary superpowers in China's cities.The alarming spread of spotted lanternflies across the U.S. has been made possible by cities acting as evolutionary incubators, fine-tuning the insects and enabling them to thrive.
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Shark attacks in Hawaii spike in October, and scientists think they know whySharktober is real in Hawaii — and it's down to the reproductive pattern of predatory tiger sharks, an analysis of 30 years of data reveals.
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Californians have been using far less water than suppliers estimated — what does this mean for the state?Flawed assumptions about water demand mean suppliers in California overestimated future demand by an average of 74% over 20 years — positive news for the drought-embattled state.
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Ever watched a pet cow pick up a broom and scratch herself with it? You have nowA pet cow in Austria started using a broom to scratch herself — the first ever documented case of bovine tool use.
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T. rex quiz: How much do you really know about the king of the dinosaurs?Almost everyone has heard of Tyrannosaurus rex, but how much do you actually know about this iconic dinosaur predator? Take our quiz to find out.
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Yellowstone quiz: How much do you know about the first national park?Crammed full of epic scenery, steaming geysers, plants and animals, Yellowstone National Park is a spectacular place to visit, but how hot is your knowledge on it? Take our quiz to find out.
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Killer whales are teaming up with dolphins on salmon hunts, study finds — but not everyone agreesThere are eye-opening claims that orcas and dolphins are working together on salmon hunts and sharing food — but not everyone is convinced.
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People in China lived alongside 'chicken-killing tigers' long before domestic cats arrivedLeopard cats were living alongside people in ancient China for more than 3,500 years before domestic cats arrived from Europe via the Silk Road.
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A decade-long chimp war ended in a baby boom for the victors, scientists discoverA deadly conflict between rival groups of chimpanzees in Uganda led to comprehensive victory and a bounty of territory and food — does it show why humans go to war?
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Why do vultures circle?Circling vultures aren't waiting for you to die, and seeing them should be a welcome sight because of the benefits they bring, experts say.
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'Nothing but a nightmare': Worker ants are tricked into murdering their mom by an imposter queen — who quickly takes the throne for herselfA sneaky spray of chemicals makes ant workers turn on their own mother — the queen — so a parasitic invader can take over the colony herself.
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Medieval Hungarian duke was murdered in a brutal and coordinated attack, forensic analysis revealsThe skeleton of Béla, the Duke of Macsó, shows that he was murdered by three assailants in a bloody and coordinated attack.
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Nanotyrannus isn't a 'mini T. Rex' after all — it's a new species, 'dueling dinosaurs' fossil revealsAn argument over whether fossils from several small dinosaurs represent a juvenile Tyrannosaurus rex or smaller adults of a separate species may finally be settled.
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'An increasing attack on water resources from multiple fronts': Scientists warn 'day zero droughts' could hit before 2030Three-quarters of the world's drought-prone areas are at risk of extreme water shortages — known as "day zero droughts" — this century, and some could be hit before 2030.
