Deep inside Earth, far below the crust and mantle we learn about in school, scientists are mapping strange, continent-sized structures that appear to shape everything from volcanic hotspots to the ...

Explore the history of life on Earth, from 3.5-billion-year-old fossils to the vast diversity of species on our planet today.

For hundreds of years, Africa has been the location of groundbreaking discoveries that have shaped researchers’ understanding of the Earth’s history. In the Sahara Desert, scientists uncovered ...