Will not having sex harm my health? - a podcast by Dr Chris Smith

Why do we fall asleep when we don't want to? Will going without sex harm your health? Why do aircraft resort to black boxes when they could send data to satellites? Why don't brakes overheat and lock on? Can you create a 1 degree angle? And why does Earth look flat for people on the surface when we all know it's not really flat? Join Dr Chris Smith and Talk Radio 702's Azania Mosaka for the answers... Like this podcast? Please help us by supporting the Naked Scientists

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