What is dry lightning? Is there a scientific explanation for deja vu? Can hot tea cool you down in hot weather? And could a fart cast a shadow?

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Why do farts smell worse in the bath? Why does my heartbeat change to the beat of the music? And without oxygen can things still explode in space?

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Is it true you can't hear a scream in space? Can eating burnt toast give you cancer? And is it better for my metabolism if I eat before or after I go surfing?

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Why does hot water in the shower taste different to water out of the tap? Does a wormhole take more energy to create than is available in the universe? And can you freeze cheese?

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Where does all the rubber you lose from your tyres go? If you start working out at a young age will it stunt your growth? And is there alcohol in sweets?

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Can flying ants give birth to live young? Why can I get mobile phone coverage at a gig when the band is playing and not when it stops? Why does my brain hurt if it doesn't have pain receptors?

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Does the mood a couple are in when having sex to conceive a child have any effect on the personality of the resulting child? And what causes corrugations to form on dirt roads?

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Why do we get an urge to wee when we hear the sound of running water? How did water come to be on Earth? And do you lose weight when you pass wind?

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Why did the sun appear blue in the dust storm yesterday? What causes the white marks you can get on your fingernails? How can women who haven't given birth lactate? And can you smell danger?

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How does stainless steel soap work? Can animals get sunburn and skin cancer? Who invented the concept of time? And why do you see different colours and shapes when you close your eyes?

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