New species of human relative, Homo naledi, found in underground graveyard in Cradle of Humankind in South Africa

The fossilised bones of 15 bodies from a previously unknown human species have been unearthed from the depths of an underground graveyard, in a discovery scientists say could change the history of mankind...
http://www.abc.net.au/news/2015-09-10/new-species-of-human-relative-found-in-underground-graveyard/6765466