Rivers create landforms, foster biodiversity, and provide sustenance to humanity; however, little attention is paid to their ...

The water pressure of a river can cut deep into a riverbed. Sediments from the riverbed are carried downstream, creating a deep, narrow channel. This process, known as downcutting, represents the ...

We’ve barely explored the ocean’s floor. This new 3D map offers 10,000 new spots to look at next. Composite satellite visualizations of the Earth. National Geographic Explorer Katy Croff Bell has ...

Bizarre creatures like vampire squid and blobfish make their home in the dark, cold, depths of the deep sea, but most of this watery realm remains a complete mystery. That's because humans have seen ...