XKCD

Have you ever wondered what would happen if the entire flow of Niagara Falls was forced through a straw? Well, it seems that it would make several agencies upset – and it would destroy the Earth in a massive fusion reaction. How close to a supernova would you have to stand to get a lethal dose of neutrinos? What is the most expensive way to fill a shoebox? Cartoonist Randall Munroe answers life’s deepest questions using math and science and publishes almost-daily comic strips of everyday social conundrums. It’s hilarious.

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