Virginia Tech research provides much-needed data, system for rating sports equipment - ESPN
Football Turns to Helmet Technology to Tackle Head Injuries
Future of football safety could come down to research in Riddell's suburban Chicago office
Exclusive Look at Football Helmet Safety Testing - ABC News
New Helmet Technology Aimed to Make Football and Other Sports Safer
Football Helmet Testing, Technology and Safety Research
It took decades, but football helmet testing is becoming more sophisticated
Helmet Laboratory Testing Performance Results
NFL Safety Tech, Part Two: Engineering a Safer Sport With Data
Football helmet with liquid padding may prevent concussions
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
Using Biomechanical Research to Support Improvements in Helmet Technology
The Extra Yard: The Ins and Outs of an American Football Helmet - Stories
The Fruitless Search for a 'Concussion-Proof' Football Helmet - The Atlantic
NFL Helmet Manufacturer Warned On Concussion Risk