MIT has developed a camera that captures the speed of light at a trillion frames per second.
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Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
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If you blowtorch Pepto-Bismol, you would get a hunk of metal.
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Cold water weighs more than hot water.
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A cubic yard of air weighs about 2 pounds at sea level.
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Indoor pollution is 10 times more toxic than outdoor pollution.
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In zero gravity, a candle's flame is round and blue.
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A single speck of dust is half way in size between a subatomic particle and the Earth.
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