About 700 million years ago, Earth was entombed in a veneer of ice hundreds of feet thick—a frozen state scientists refer to ...

NEW YORK -- It's a tough time to be a tree. For this Earth Day, National Geographic has focused its lens on humanity's relationship with the world's 3 trillion trees and 10 billion acres of forest, ...

The show starts off with the family exploring the important role of trees in Earth's ecosystem, from the plight of the almost extinct American Chestnut to the heights scientists go to study the forest ...

Hosted by the iconic actor, ‘Pole to Pole’ follows a seven-continent journey that includes Botswana’s Kalahari Desert and the San people.

Murujuga, also known by the modern name Burrup Peninsula, in northwestern Australia, is home to potentially the world’s ...

Just moving out the moon-bound rocket to the launch pad was an incredible engineering feat. Watch how NASA got it done.

3.8 billion years ago, when the Earth’s temperature cooled down, rain fell for centuries. Oceans formed. Longer than human history, the creation of oceans—all this water that we can float on, fly over ...