Is a rat better than a microscope?

Hugh Sykes finds that giant rats are effective at detecting TB in Mozambique.

09 June 2015

6 minutes

This clip is from

World at One—09/06/2015

Chris Riddell: "I'm an illustrator who only writes because I want to give myself things to illustrate"
Duration: 05:03
Patrick Grady: "16,17-year-olds that will have to live with the result of this referendum longer than many of us discussing it"
Duration: 02:37

BBC knew about Scott Mills allegations in 2017
Duration: 03:42
King and Queen's state visit to the US confirmed
Duration: 02:09
Evan and Sarah: Is the US being ripped off?
Duration: 10:36
National Tutoring Programme: 'Could do better'?
Duration: 05:55