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Michigan State engineering prof, student design helmet inserts to help drown out crowd noise for QBs
a number that grew in part due to the variety of helmet designs and colors that are available to be worn by Spartan players any given Saturday. Plus, the engineering folks have been fine-tuning ...
Knowridge Science Report2d
This helmet design could make cycling much safer
A team of researchers from the University of Gothenburg in Sweden and the University of Isfahan in Iran has developed a new ...