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flag Michigan State University engineers create 3D-printed ear inserts for football helmets, aiding over 180 teams in noisy games.

flag Michigan State University engineers have developed 3D-printed ear inserts for football helmets to help players, especially quarterbacks, hear better in noisy environments. flag Approved by the NCAA for the 2024 season, the inserts have been adopted by over 180 teams, including several NFL and college programs. flag The innovation aims to improve communication and performance by reducing crowd noise interference.

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