Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
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Leonardo Da Vinci made a robotic lion in 1515 that would walk, sway, open its mouth and move its tail - it even had a compartment that opened to present flowers.
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The Power Rangers command center is a real building located in a California University.
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Mathway.com solves all kinds of math homework problems with step by step explanations.
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There's a swing on the edge of a cliff in Ecuador. It has no safety measures and is called the 'Swing at the End of the World'.
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