This Helmet Will Save Football. Actually, Probably Not. - The New York Times
Football Helmet Infographic Available
The science behind safety: West Orange High orders new Riddell's Axiom helmets
Football Helmet Buying Guide
EXPLAINER: NFL using helmet caps for player safety, research
Light Helmets Varsity Composite LS2 Football Helmet
How New Helmet Technology Will Make the NFL and NHL Safer, News, Scores, Highlights, Stats, and Rumors
Built By Data: NFL Helmet Innovation
AT&T and Gallaudet University Collaborate to Make Football More Inclusive with First 5G-Connected Helmet, Athletics and Physical Education
How to keep your delicate brain safe - BBC Future
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
New helmet design can deal with sports' twists and turns