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AI is rapidly identifying new species. Can we trust the results?Artificial intelligence is revolutionizing the way scientists monitor wildlife and find new species, but how effective are these new systems?
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6 species that scientists got wrongThe definition of a species is surprisingly unsettled, and the classifications of some of the best-known animals have come under scrutiny.
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What defines a species? Inside the fierce debate that's rocking biology to its coreFeature The question of what defines a species has vexed scientists across the ages, particularly in conservation, where decisions require a firm understanding of biodiversity.
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Mystery 'random event' killed off Earth's last woolly mammoths in Siberia, study claimsWoolly mammoths survived on Wrangel Island for 6,000 years after their mainland cousins had perished. A new genomic study has revealed that this final population likely died from a sudden, mysterious event.
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Butterflies cross Atlantic ocean on 2,600-mile non-stop flight never recorded in any insect beforePainted lady butterflies discovered in French Guiana — thousands of miles from their usual habitats — got there through a Herculean transoceanic flight.
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Newfound dinosaur with giant, horned headpiece named after iconic Norse godA newly identified dinosaur with large, ornate horns on its massive head shield has been named after a famous Norse god who sported a similar headpiece in recent Marvel movies.
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19 'mass extinctions' had CO2 levels we're now veering toward, study warnsThe research looked at peaks in biodiversity loss and their relationship with atmospheric CO2, finding 50 events over the last 534 million years that can be considered mass extinctions.
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Hidden 36 million-year-long cycles may fuel biodiversity on Earth, ancient rocks revealAs tectonic plates clash and pull apart, sea levels change. This process has shaped marine biodiversity over time, a new study suggests.
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Did the Cambrian explosion really happen?Something unique does seem to have taken place during this time when so many animal groups first appeared, but it's not an open-and-shut case.
