This week, The Naked Scientists are dipping their toes into water; where does it come from, could we ever run out, and we take a stroll through a local sewage plant. Plus, in the news, scientists look for Malaria's achilles heel, why our coral reefs are being silenced and a microscopic laser which can sit on the human eye.
For full transcripts, paper references and more, head to thenakedscientists.com
With thanks to music from Bensound.com
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