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Is the universe on a spec of dust, which is on another spec of dust, which is on another spec of dust..etc?
What are the use of wasps?
Why is yawning contagious?
What is the point in chest hair?
Scientifically, what came first, the chicken or the egg?
Why are all the good things bad for you. E.g. chocolate, fizzy drinks and crisps?
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