Category: General Science
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Mirror Mirror On the Wall, Mirrors Don’t Switch Hands at All
(This post originally ran at Double X Science.) Nearly every kid has asked some variation on the question, “Why do mirrors switch left and right, but not up and down?” Maybe you still ask yourself that question too – it doesn’t seem to make sense. After all, there’s nothing special about “left and right” vs.…
Galileo's Pendulum 