Babbage: Fishing beyond borders

Bigger trawlers and better mapping allow fishermen to cast their nets where fish were once plentiful. Kenneth Cukier and environment correspondent Miranda Johnson explore the possibilities of monitoring the unregulated frontier of fishing. Also, Trevor Darrell explains how robots can "hallucinate" sensory experiences they lack, and a new approach to reduce the growth of cancerous tumours by starving them shows promise Hosted on Acast. See acast.com/privacy for more information.