1 They Grow Up So Fast with Kit Yates

You know that feeling. You look and there are only a few. You turn around and then it's a hundred and then a million. It's growing so fast you can't even count. But it's perfectly natural. It's Exponential Growth. And author of the Maths of Life and Death Kit Yates knows all about its awesome power. We chat about viruses, going viral, pyramids schemes and naturally locusts.