New helmet design can deal with sports' twists and turns
AT&T and Gallaudet University unveil a football helmet for deaf and hard of hearing quarterbacks
NFL Helmet Challenge Raises the Bar for Helmet Technology and Performance, Awards $1.55 Million in Grant Funding to Help New Models Get on Field Faster
Finite Element Models: New Tools for Innovation in Football Helmet Design
Varsity Football Helmet Ratings
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NFL's Safest Helmets Absorb Impact With 3D Printing Instead Of Foam
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Helmet Co. Thinking Ahead – LIGHT Helmets
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Vicis Ran Out of Cash and Lost Its Founders but Is Still Making Super Bowl-Ready Helmets
Jeremy Repanich: Helmets alone won't save football from concussions - Sports Illustrated
New Football Helmet Could Save the Sport