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Did you know? The Moon smells Like gunpowder

Did you know? Sound travels four times faster in water than in air

Did you know? The first photo took 8 hours to expose

Did you know? Each neuron in your brain can send 1,000 impulses per second

Did you know? Octopuses have three hearts

Did you know? The first 1GB hard drive weighed over 500 pounds and cost $40,000

Did you know? It can rain diamonds on other planets

Did you know? Wearing a tie can reduce blood flow to the brain by 7.5%

Did you know? A genetic error led humans to develop larger brains

Did you know? Trees at the edge of forests grow faster than those in the middle

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