Ask The Naked Scientists

Ask the Naked Scientists SA episode

Fri, 9th Nov 2012

Do Blood Donors Live Longer?

Firefly (species unknown) captured in New Brunswick, Canada (c) Emmanuelm @ wikipedia

Do blood donors live longer, is water safe in plastic bottles, is Earth gaining weight and are space probes sterile? More top science questions from Dr Chris, as well as a way to make even more efficient LEDs by copying the cuticle of a firefly!

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