Brindafella links to a series of articles published yesterday in Science “on Australopithecus sediba, explaining that the skeletons found in the cave Malapa in the World Heritage List” Cradle of Civilization ‘delay to 1.97 million years, the oldest known means of tools, ape-like pre-humans. “As usual, the full articles are paywalled science, but summaries are interesting. (If you are a college student – or, in some cases, a club member of the old . You can have full access to journals not even realize) NPR has a nice article on the discovery well.