Super Solar Cells, Where Birdsong Began
Show: Catalyst --> Season: 16 - Series 16
AirDate: 3/10/2015
Runtime: 30
Voting: 0 (0)

Overview: Graham Phillips investigates new technology that is able to convert more than 40 per cent of the sun's light into electricity. Plus Mark Horstman discovers that no other continent has been as important for bird evolution.