How's this for a positive spin on global warming (if the words belong in the same sentence), our production of carbon dioxide, in precipitating hothouse conditions on Earth, may have also staved off an ice age. Our impact on Earth's climate might be even more profound than we realise. Before we started pumping massive amounts of carbon dioxide into the atmosphere, the planet was on the brink of entering ... Read full entry

If us Ice Age Homo sapiens use the same spears and clubs (iSpear and iClub?), then together we can send those Neanderthals the way of the dinosaur. "For early Homo sapiens colonising Ice Age Europe, a new shared and flashy-looking technology might serve as one form of social glue by which larger social networks were bonded," said Metin Eren, an experimental archaeologist from the University of Exeter in England. ... Read full entry