How does an astronaut swallow in space?

Ask the Naked Scientists

English - November 19, 2010 13:03 - 23 minutes - 10.8 MB - ★★★★★ - 60 ratings
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How do space travellers navigate, can you swallow in microgravity, does apple cider vinegar help with weight loss, is there a "gay" gene, why did a game of football come to a frosty conclusion and why do some plant pigments change colour in water? Join Dr Chris for another fact-soaked foray into the world of science... Like this podcast? Please help us by supporting the Naked Scientists