A new book explores how one biologist’s work at the North and South Poles changed the way he sees the world and our place in ...

Another round of snowy, chilly weather is gripping the United States this week, extending the frigid start to the year across ...

Extensive evidence, including global temperature and sea ice data, shows Earth's climate is changing due to human activity.

Every few hundred thousand years, Earth’s magnetic poles flip, turning north into south and south into north. These ...

Firefly Aerospace 's moon-bound spacecraft has provided the closest thing to a reflecting pool in space, showing Earth as an ...