Strange Universe: Alpha! 6/25/23

By Bob Berman

Published June 26, 2023 at 11:04 AM EDT

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GMT244_08_39_Samantha Cristoforetti_Night Spain

NASA

Four forces are woven into every crack and crevice in the universe. Neither stars, galaxies, nor puppies would exist without all of them. Two have influence only within atoms. The other two – gravity and electromagnetism – manifest in everyday life.

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