Mondays at 7.30pm
The surge of 80,000 kettles
Electricity demand can surge at the end of TV programmes as thousands of people switch on their kettles. Maggie witnesses how National Grid responds to meet this increased demand.
Meet Jem, Liz and Maggie
The Bang team have plenty of science credentials. Liz has a degree in biochemistry, Maggie has awards for science communication, and Jem has worked with Wallace and Gromit - and much more.
Jem's web extras
Jem's memorable moments
The Open University
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