TEHRAN - In a landmark archaeological discovery, researchers have uncovered a remarkably diverse assemblage of Late ...

Sixty-three percent. That is the mind-boggling ratio of mammal species that disappeared from Africa and the Arabian Peninsula ...

Experts will tell you that the Sunshine State has been underwater multiple times throughout its geologic history. One person who knows this firsthand is Patrick Chasteen, who takes guests to area ...

Relatives of the humble sea sponge have filtered Earth's waters for hundreds of millions of years or more, long before the first plants took to land. Their simplicity has led scientists to suggest ...