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UPenn School of Arts & Sciences: Science Behind Major League Baseball's 'Magic Mud'
March 29, 2025
PHILADELPHIA, Pennsylvania, March 29 -- The University of Pennsylvania School of Arts and Sciences issued the following news:

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The science behind Major League Baseball's 'Magic Mud'

Douglas Jerolmack and Paulo Arratia led research that could someday crack the code of the mud smeared on baseballs for nearly a century that pitchers profess provides a perfect grip.

Key Takeaways

* Researchers from Penn Arts & . . .

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