Bring back the woolly mammoth!

It’s the dream of kids all around the world to see giant beasts walk the Earth again. Could — and should — that dream be realized? Hendrik Poinar gives an informative talk on the next — really — big thing: The quest to engineer a creature that looks very much like our furry friend, the woolly mammoth. The first step, to sequence the woolly genome, is nearly complete. And it’s huge.