Billionaire investor Mark Cuban put an unusually grim question to Grok on Sept. 14 in a post on X. If humanity faces an extinction event within the next 25 years, is artificial intelligence (AI) or ...

The resulting extinction decimated animal groups, like archaeocyathids (reef-building marine sponges) and hyoliths (animals with small conical shells). "It's unusual to point to a tectonic cause for ...

New uranium-lead dating of zircons from Oklahoma’s buried Ames impact structure points to a Late Devonian age near 370 ...

Discovered in Montana in 2016, the cherry-size coprolite contains feathers, bones and evidence of the bird's last meal before ...

Mass extinction events occur when 75% or more species are lost in a short period. The last two years signaled an end to an era of low interest rates, cheap capital and artificial growth conditions.

According to a recently published study in Meteoritics & Planetary Science, researchers dated zircon crystals from the site and found that the Ames crater likely formed about 370 ...

In fact, the last great extinction event in the history of life on Earth could be our fault. Human activities such as habitat destruction, pollution, climate change, and overexploitation of species ...

This undated photo provided by Xing Lida, a researcher from China University of Geosciences (Beijing), shows fossilized ...

Add Yahoo as a preferred source to see more of our stories on Google. Even bivalves looked different during the time of the dinosaurs, as these fossils of an ultra-fortified oyster, left, and armored ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. In a series of posts Tuesday night, AI researcher Jacob Coxon said he ...

A quarter of a billion years ago, long before dinosaurs or mammals evolved, the predator Dinogorgon, whose skull is shown here, hunted floodplains in the heart of today's South Africa. In less than a ...