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Elephant declines could trigger wider ecosystem losses in African savannas, 15-year test shows
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Elephant declines could trigger wider ecosystem losses in African savannas, 15-year test shows

For decades, ecologists have theorized that the extinction of one important species could set off a chain reaction of losses throughout an ecosystem.…

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Darkness and body size shaped end-Cretaceous marine extinction patterns
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Darkness and body size shaped end-Cretaceous marine extinction patterns

Nature·Rui Ying·4 days ago
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The Chicxulub asteroid impact at the Cretaceous–Paleogene (K–Pg) boundary (66 Ma) is thought to have caused the extinction of around 75% of species in the fossil record by triggering catastrophic environmental changes1.…

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Cacti are evolving shockingly fast and scientists just learned why
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Cacti are evolving shockingly fast and scientists just learned why

ScienceDaily·ScienceDaily·19 days ago
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Cacti may look like slow, stubborn desert survivors, but they’re actually evolving at lightning speed. Scientists studying more than 750 cactus species discovered that what really drives the explosion of new cactus species isn’t flower size or specialized…

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240-million-year-old giant “sand creeper” found hidden in retaining wall
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240-million-year-old giant “sand creeper” found hidden in retaining wall

ScienceDaily·ScienceDaily·26 days ago
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A forgotten fossil hidden inside a garden wall has turned out to be one of Australia’s most remarkable prehistoric discoveries. Scientists have now identified the 240-million-year-old amphibian, Arenaerpeton supinatus, revealing an almost perfectly…

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AI doom warnings are getting louder. Are they realistic?
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AI doom warnings are getting louder. Are they realistic?

www.nature.com·Gibney, Elizabeth·about 1 month ago
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Researchers are increasingly sounding the alarm that artificial intelligence could end humanity. But such doomsday warnings carry their own risks. Researchers are increasingly sounding the alarm that artificial intelligence could end humanity.…

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Hidden fossils reveal secrets of oceans before major mass extinction
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Hidden fossils reveal secrets of oceans before major mass extinction

New Scientist·#author.fullName}·about 1 month ago
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A handful of plankton fossils buried in a small chunk of rock show that the oceans were teeming with life before the Late Ordovician mass extinction, the second most severe on record

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Mammal ancestors laid eggs, and this 250-million-year-old fossil finally proves it

Latest Science News -- ScienceDaily·Latest Science News -- ScienceDaily·about 2 months ago
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In the aftermath of Earth’s most catastrophic extinction event, one unlikely survivor rose to dominate a shattered world: Lystrosaurus. Now, a stunning fossil discovery—an ancient egg containing a curled-up embryo—has finally answered a decades-old…

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