If you have a classic, vintage, or otherwise old car, you've probably heard of the distributor that it features. It's part of the ignition system that transfers current from the battery to the ...

A recent study co-authored by the NFL's chief medical officer found the benefits of Guardian Caps in reducing concussions are "uncertain." The study concluded there was no significant difference in ...

Guardian Caps are a brand of soft-shell helmet cover that slips over a helmet's plastic shell and are marketed to reduce impacts. They are allowed to be worn by high school athletes during practice or ...

Fall brings football season in the U.S. and, with it, the parade of distinctively decorated helmets that the players wear. Over time, the shape and size of these helmets have gradually changed, from ...