A new study suggests humans belong in an elite “league of monogamy,” ranking closer to beavers and meerkats than to chimpanzees. By comparing full and half siblings across species and human cultures, ...

Humans are far closer to meerkats and beavers for levels of exclusive mating than we are to most of our primate cousins, according to a new University of Cambridge study that includes a table ranking ...

Add Yahoo as a preferred source to see more of our stories on Google. Dental remains dating back 300,000 years, which were discovered at a well-known Chinese archaeological site, have revealed ...