HumansWe may have got the evolution of our big brains entirely wrong Many scientists think that our big brains evolved to help us cope with the complexities of social living, but a model suggests it was more to do with finding food and lighting fires News
LifeNeanderthals ambushed cave bears as they awoke from hibernation Our extinct cousins the Neanderthals seem to have targeted cave bears, which were normally intimidating foes, while they were sleepy and weak from hibernating through the winter News