The Sahara wasn't always a vast wasteland of sand and intense heat, as a cave in the middle of the Libyan 'Green Sahara' has ...

For instance, in a 1971 essay on the history of nucleic acid research ... how the individual nucleotide components of DNA were arranged in space; discovery of the sugar-phosphate backbone of ...

Watson and Crick's discovery didn't come out of the blue. As early as 1943 Oswald Avery proved what had been suspected: that DNA, a nucleic acid, carries genetic information. But no one knew how ...

Neanderthals and Homo sapiens shared technology and customs in the Levant, shaping early human culture through cooperation.

Did Homo sapiens and Neanderthals work together? History is rewritten by a finding that is 110,000 years old. There are grave ...

New research has shown that modern humans descend from not one but two separate ancient human ancestral lineages.