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25 things you didn't know

Discover the secrets of everyday objects in "25 Things You Did Not Know What They Are." WATCH OUR OTHER VIDEOS: ►25 Things “Everybody Knows” That Are False: <a ...
Most of us live pretty mundane, predictable lives. And sometimes that's a good thing, as it allows us to relax and feel ...
A modern materials study suggests that Thomas Edison’s early light bulb experiments may have unknowingly produced graphene decades before the material was formally theorized or isolated. Thomas Edison ...