Earth looked much different not just millions, but even decades and centuries ago. Many animal species that once existed are ...

‘Since everything is bigger in Texas, this is perhaps not surprising.’ By Margherita Bassi Published Jun 26, 2025 1:00 PM EDT Get the Popular Science daily ...

Over a million species of animals and plants are now hanging by a thread, more than ever before in human history, says the International Science-Policy Platform on Biodiversity and Ecosystem Services ...

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 ...

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 ...

Ancient sloths lived in trees, on mountains, in deserts, boreal forests and open savannahs. These differences in habitat are primarily what drove the wide difference in size between sloth species.

Advancing science may make it possible to bring back extinct species like the dire wolf—but should it? CU Boulder environmental studies and philosophy Professor Ben Hale says the answer is complicated ...

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, ...

A team of researchers from the National Center for Wildlife in Saudi Arabia were exploring the caves near the city of Arar ...