When Rachel Díaz of Culver City, California, “magically” refilled a soda can for her son, the nine-year-old’s first words were “Cool!” And then: “How’d you do that?” Science-based magic tricks stand ...
Watch this fascinating demonstration of air pressure at work. Notice how the egg vibrates as the heated air escapes around it, and how it gets smoothly pushed into the bottle by atmospheric pressure.
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