Steve Caplin discusses robotic aerial sheepdogs (with performance problems), the French crows tidying litter, copycat scientists trying to ween us off salt, sound technology to let four people in a car listen to different music, the "Where's Waldo?" facial recognition robot, an expandable electric car, magnetic eyelashes and problems with unfettered electric bikes.

Guests: Steve Caplin

Published: Thu 30 August 2018