In Tunisia, you can book an overnight stay in Luke Skywalker’s boyhood home for only $10.
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Brass doorknobs automatically disinfect themselves in about 8 hours.
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There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
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India's richest person, Mukesh Ambani, built a $1 billion home. It has 27 habitable floors, including six parking floors with a capacity to hold up to 168 cars. 600 staff maintain the home.
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MIT has developed a camera that captures the speed of light at a trillion frames per second.
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