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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

Phys.org - latest science and technology news stories·Elephant declines could trigger wider ecosystem losses in African savannas, 15-year test shows·4 months ago
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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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Deadly fungus and lung parasites are hammering wild rattlesnakes
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Deadly fungus and lung parasites are hammering wild rattlesnakes

ScienceDaily·ScienceDaily·4 months ago
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A sweeping new study of wild snakes in the southeastern US has revealed a hidden health crisis slithering beneath the surface. Researchers found that many snakes are carrying multiple infections at once, with a dangerous fungal disease called…

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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 months 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·4 months 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·4 months 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·5 months 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}·5 months 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·5 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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A crushed fossil revealed a dinosaur that shouldn’t have existed
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A crushed fossil revealed a dinosaur that shouldn’t have existed

ScienceDaily·ScienceDaily·5 months ago
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A badly mangled dinosaur skull, once forgotten in a drawer, turned out to be a rare and important discovery. Reconstructed by a Virginia Tech student, it revealed a new species of early carnivorous dinosaur with unusual features never seen before.…

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