In the Mauritanian desert, nomadic herders look for unusual rocks with a dark surface, hoping to find rare meteorites and strike it big.

The Earth's climate is in a constant state of change based on its position relative to the sun. This relationship means that as the planet's relationship to the sun changes, unexpected series of ...

A new study reveals that a distinct North African human lineage lived in the Central Sahara over 7,000 years ago, during the ...