Resurrecting This Ancient Animal Could Do More Harm, Experts Warn ...

At some point in the deep past, humans may have come frighteningly close to disappearing altogether. Here’s what we know, ...

Millions of years of isolation have shaped Australia's extraordinary mammal fauna into species unlike anywhere else in the ...

Deep in the Ecuadorian Andes, the Yanacocha Reserve is the last refuge for a tiny hummingbird teetering on the edge of extinction.

A Republican-led House committee advanced a bill that would remove the Mexican gray wolf from the endangered species list, ...

American chestnut trees, deemed functionally extinct decades ago, may already be mounting a quiet comeback in the northern ...

While the average person may believe we’re losing species faster than we can discover new ones, that may not be the case. A ...

It's Saturday! This week, in an eminently practical analysis of the Boltzmann brain conjecture, physicists put constraints on ...

Giant kangaroos that lived during the Ice Age may not have been as slow and grounded as once believed. A new study finds ...

Researchers in Thailand have rediscovered the flat-headed cat in the country's Princess Sirindhorn Wildlife Sanctuary.

If granted protections, the species would be the first to be protected under the current Trump administration.

The Fish and Wildlife Service has been chronically slow to protect animals and plants under the Endangered Species Act, ...