Scientists are increasingly worried we may be witnessing the start of the “sixth mass extinction” – the first to be caused by ...

A new Stanford-led study offers the clearest picture yet of how some ocean life survived our planet's biggest mass extinction ...

There's a strange assumption most of us carry around without noticing it: that scientists have basically finished cataloguing ...

Last year, hiking in Morocco’s eastern Atlas Mountains, I found an ammonite, a fossil of those spiral-shape cephalopods that to many symbolize paleontology itself. The fossilization process had turned ...

A staggering 22% of migratory animals are facing potential extinction, while some 44% are experiencing notable population decline, according to a "State of the World's Migratory Species" report ...

If you liked this story, share it with other people. New research identifies 10,443 critically endangered species worldwide, with effective protection strategies available if funding and political ...

More than half of the world’s 359 turtle and tortoise species now face extinction, with the crisis worsening despite global conservation efforts. Asia is the epicenter of the crisis, accounting for 32 ...

The world’s trees are in critical danger, with a staggering number of tree species teetering on the brink of extinction, according to a new global analysis released Monday. The decade-long project ...

Researchers predict that 12.7% of marine teleost fish species are at risk of extinction, up fivefold from the International Union for Conservation of Nature's prior estimate of 2.5%. Their report ...