Biology - Evolution news

The biggest expansion of man in prehistory?

DNA sequencing of 36 complete Y chromosomes has uncovered a previously unknown period when the human population expanded rapidly. This population explosion occurred 40 to 50 thousand years ago, between the ...

Oct 30, 2012 4.7 / 5 (13) 23 | with audio podcast

Grandmas made humans live longer

Computer simulations provide new mathematical support for the "grandmother hypothesis" – a famous theory that humans evolved longer adult lifespans than apes because grandmothers helped feed their grandchildren.

Oct 23, 2012 4.6 / 5 (7) 2 | with audio podcast