Arecibo Message: How researchers sent the first interstellar radio message and why they did it (video-photos)
Google Doodle honours the 44th anniversary of the Arecibo Message
Scientists discover DNA proving original Native Americans were White
“This is a new population of Native Americans – the white Native American”
Inbreeding study reveals why humans don’t have sex with their relatives
Prehistoric humans developed surprisingly sophisticated social and mating networks and deliberately sought partners beyond their families