Infertility and building babies from skin cells

One step closer to "designer babies": the newest innovation in fertility technology promises to be far more controversial than IVF. In vitro gametogenesis (IVG) has not yet been successfully implemented for human reproduction, but trials on mice suggest this new method will soon be on offer. We look at how it works and the ethical questions posed. Also on the show, we test out Snapchat Spectacles and a new wristband that tracks your emotional response to gaming and feeds it back into the game.