North America's smallest falcon, the American Kestrel, has captivated bird...

Tuna and swordfish hunt far beyond the surface. They dive...

On a breezy spring morning, a birch tree sways quietly...

Every year, humpback whales in the southeastern Pacific make a...

Butterflies have always captured human imagination. Their delicate wings, bright...

For decades, tool use was seen as the hallmark of...

For over 165 years, scientists have puzzled over a strange...

A new study shows that the forces creating mountain ranges...

A tiny fossil with an unusually well-preserved interior is rewriting...

What does it take to truly understand evolution? For centuries,...

Evolution drives all biological change. It shapes every lifeform we...