Detecting audio deepfakes

Voice cloning is becoming so sophisticated that even live phone calls can be generated by machine. Is it possible to protect yourself ? Mouthguard technology is monitoring the hardest tackles on rugby players - our reporter gives it a try. Also in this week's Tech Life, we look at tracing your family tree with tech. And hear about winter-proof long-distance drones delivering supplies in Norway.

PHOTO CREDIT: Getty Images/demaerre