Naked Scientists Ask The Naked Scientists SA

Why Tired Toddlers Rub Their Eyes

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Are helium-filled balloons less likely to pop? How does a cordless toothbrush charge? Is there much mercury in compact fluorescent bulbs? Why do tired toddlers rub their eyes? Is lactose intolerance more common than it once was? And is it possible to trigger earthquakes artificially? Dr Chris answers this week's burning questions on Talk Radio 702, South Africa...
3 Feb 2013 English United Kingdom Science

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