In school, we learned about the asteroid that wiped out an estimated 76% of all creatures. Scientists now call this the fifth ...

Add Yahoo as a preferred source to see more of our stories on Google. Some extinct mammals from Australia's Mammoth Cave included (from left) a giant long-nosed echidna, a short-faced kangaroo, a ...

Earth looked much different not just millions, but even decades and centuries ago. Many animal species that once existed are nowhere to be found. From human activity to climate change, new animals ...

In the past couple of decades, several species have been driven to extinction thanks, in large part, to human interference. Sometimes that interference is direct, poaching for big game trophies or ...

Fossil remains of a large, now-extinct bird species have been discovered in Australia’s Boodjamulla National Park. The ground-dwelling species — Menura tyawanoides — is an ancient ancestor of ...

Few people know that the Zebra had a close relative, native to South Africa, that went extinct in the late 1800s. Here’s its story. Countless species have come and gone in the short history of life on ...

The late 1900s were a time of rapid change for our planet, and unfortunately, some of its most unique inhabitants did not survive. Between the 1980s and 1990s, several animal species disappeared ...

Scientists may have unlocked how to prevent the genetic collapse of wildlife restricted by habitat fragmentation before it ...

(CNN) — Recent analysis of two fossils from Australia, estimated to be about 50,000 years old, suggests that Australia’s First Peoples valued big animals for their fossils as well as for their meat, ...