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Joke of the day

Have you heard the one about a chemist who was reading a book about helium and just couldn't put it down?

What do you know about... Bats?
Batty about all things bat? Try out our quiz and test your knowledge

Are your eyes playing tricks on you?
Try these experiments to find your blind spot and understand the way your eyes work.

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Q. What happened to the guy who poured sodium hypochlorite over a catholic minister?
A. He was charged with a bleach of the priest!