Australia’s only shrew, the Christmas Island shrew, Crocidura trichura, has...

A noisy road can sometimes make city squirrels feel safer...

The Arctic once froze into silence every winter. Now, that...

Antarctica’s bays look calm from the surface. Down below, that...

A new study tested a simple idea with hard evidence...

NASA’s imaging spectrometer riding on the International Space Station has...

By the late 21st century, the Sahara could receive about...

For decades, scientists have known that lead is bad news...

Earth carries an invisible ocean "water level" called the geoid....

In Siberian permafrost, scientists thawed ancient soil and saw tiny...

Carbon is at the center of nearly every promise to...