Ask The Naked Scientists

Ask the Naked Scientists SA episode

Fri, 30th May 2014

What does coffee do to my heart rate?

Cup of coffee (c) Julius Schorzman

What does coffee do to my heart rate? Has the earth changed size since its formation? Why are hailstones round? How do you avoid getting seasick? Are energy drinks bad for you? How do antidepressants work? Plus, how smells give away gender. 

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