The Tree of Life—Solving Science’s Greatest Puzzle  will be published this November in the U.S. and it looks like a winner. (It’s been...

We take it for granted. We do it every day. It’s a basic function of us bipeds. There are 7.8 billion of us on the planet now and word...

Whether you're in town or country, a hike around our neighbors can unveil scores of species of mammals and birds every day. In our...

In two examples of impressive collaboration, researchers have concluded that some ancient dogs have been lost forever and that one dog...

We just raced down a rabbit—er, fox—hole and we made it back alive to report something we already knew. Evolution is happening right...

Behold the cynodont. (Sounds like: sign-uh-daunt.) Cynodonts gave rise to all living mammals about 250 million years ago. Or so. These...

By Jon Zahourek Vertebrate Anatomy is a System of Subsystems The key to vertebrate movement is the axial subsystem. If you own a...

The world is marked by dividing lines—continents, countries, states, cities, towns, etc. And the same holds true for the people who live...