Ebola still surging in Africa, and Mars dust danger

Coming up: Africa's leading public health agency has warned that the Ebola outbreak could spread beyond the continent. What are the risks? Plus, we hear from the team behind an electronic implant with a catalytic converter to remove glucose from the blood; why Mars dust may pose a problem for astronauts; and the seabirds that experience jet lag when crossing the Atlantic. Like this podcast? Please help us by supporting the Naked Scientists