This Way Up for Saturday 5 April 2014
Amazon moves into TV and entertainment with a set-top box. Also, Microsoft's about to withdraw support for its Windows XP operating system. With Peter Griffin.
We go underground with Nick Catford of Subterranea Britannica and Mike Lee of the Wrights Hill Fortress Restoration Society.
Naked Science with Dr Chris Smith. This week a whale sets a new deep sea diving record, and scientists produce a synthetic copy of brewer's yeast in the lab.
The illegal global trade in snakeskins. Sarah Butler of The Guardian reports.
danah boyd's a technology researcher for Microsoft who looks at the way teenagers use technology in her book "It's Complicated: The Social Lives of Networked Teens".
Professor Robert Riener from the University of Zurich is organising Cybathlon, a bionic olympics taking place in Switzerland in October 2016.
New Zealand's four kinds of finches with Hugh Robertson.