There are approximately three million shipwrecks on the ocean floor, worth billions in value and treasure.
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Scientists in Germany have developed a candy that doesn't cause cavities.
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The hole in the soda can tab is actually used to hold a straw in place and stop it from rising.
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By weight, Bone is five times stronger than steel.
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At YouTube Headquarters, employees can either take the elevator, stairs or slide.
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In 2011, a couple bought a box of textbooks for $10. Inside, they found a 25-cent bill signed by the president of the Republic of Texas, Sam Houston, and subsequently sold it for $63,250.
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