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Bang Goes The Theory 5: Episode 2

Updated Wednesday 17th August 2011

This week the Bang team investigate rip currents, evolution and turning scrap into gold

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Jem Stansfield makes gold Copyrighted image Icon Copyright: BBC Jem makes his own gold from scrap

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In the second episode of the science series, Liz hits the beach with the RNLI to experience the power of rip currents; Dr Yan attempts to demonstrate evolution by drawing a couple of lines; and Jem is back in the workshop, turning everyday scrap into gold.

Riding the waves

Evolution explained

After the gold rush






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