How far would you go for something to eat? Paris? Mom’s house? The drive-through at Mickey D’s? I bet you wouldn’t swim thousands of miles, from Mexico to the Arctic, just to scarf up mud from the bottom of the ocean. Whales do, and they’ve been doing it every year for eons. In this hour...Read more







Scientists are launching one of the most audacious projects ever conceived: a detailed map of the human brain, neuron by neron, synapse by synapse. For some scientists...