Why do my flowers only smell nice at night?

This week,?What makes an appendix burst? Why do we blush??Do carrots really improve our eyesight? What other foods can we eat to regenerate our organs? Can lions survive on seafood? Can studying the arts impact on my health? And why do some flowers only release their scents at night, a how? Dr Chris Smith and Clarence Ford have the answers... Like this podcast? Please help us by supporting the Naked Scientists

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