When we picture tectonic plates drifting apart and colliding, we...

Conservation scientists often reassure themselves with a simple rule of...

Antarctica’s winter sea ice usually forms a bright lid over...

Step outside on a warm summer evening, and you’ll likely...

Earth's rotation feels steady, but beneath that illusion of constancy...

Every year on April 22, Earth Day asks us to...

Every time we wash our clothes, rinse our faces, or...

The world’s ability to feed itself depends heavily on farms....

In a quiet corner of the Ecuadorian Andes, a chorus...

On Earth Day and every day, a powerful shift is...

Greenland’s ice-covered landscape looks like an immovable block on satellite...