LifeHas social living shrunk our brains? Our brains have shrunk in the past 20,000 years. In The Domesticated Brain, Bruce Hood argues that it's a result of living together in societies CultureLab
EarthAliens versus predators: The toxic toad invasion The cane toad is spreading fast across Australia, killing anything that eats it. Yet the feared wildlife catastrophe hasn't happened, finds Michael SlezakFeatures