How to identify animal tracks, burrows and other signs of wildlife in your neighborhood

From snails to skunks, squirrels to cicadas, most of our neighbors are quiet and seldom interact with us, but they play ...

The ancestors of ostriches and emus were long-distance fliers. Here's how we worked this out

Aside from being a delight to watch, flight in birds is regarded by many cultures as a symbol of freedom, and a source of ...

How Do Scientists Really Date Prehistoric Fossils? Surrounding Rocks Hold the Clues.

Step aside, carbon dating. Paleontologists date fossils based on the clues in the rocks surrounding them. When paleontologists dig up a fossil from the ground, how do they figure out the age of the ...

Many animals can reshape and shed their teeth – and now scientists have traced this ability back 380 million years

A new study of ancient, extinct fish known as placoderms provides another piece of the evolutionary puzzle about our deep ...