Learn how the fossils of ancient organisms help scientists navigate deep time — and uncover Earth’s hidden history.

Hosts David and Gina explore the unexpected origins of blockbuster diabetes and weight-loss drugs like Ozempic and Wegovy ...

New research has confirmed that West Coast transient killer whales who live between British Columbia and California are two ...

Saliva is a bodily fluid most of us take for granted despite the significant roles it plays: aiding in digestion, maintaining ...

New species of bat, Pipistrellus etula, on Bioko Island, bringing the total number of known species worldwide to 1,500.

This cute little rodent in Australia has been wiped out by climate change.

Scientists discover the oldest human face in Western Europe, dating back more than a million years, in a cave in northern ...

A global consortium of scientists has created the first and most detailed "developmental maps" of the mammalian brain (from ...

The Earth is currently experiencing its sixth major extinction event. One million species globally are at risk of extinction in the next few decades, including 27 percent of the world’s mammals, 41 ...

Lost to the outside world for a generation—and feared extinct—a small deer-like species with tiny fangs has been photographed tiptoeing through a dry lowland forest in southern Vietnam. The last known ...

These four breathtaking Nature’s Best Photography contest winners turn snow into pure spectacle. Each frame is so icy, you’ll ...