Ever notice the stickers on an Ohio State football player's helmet during a game? Here's what to know on the Buckeyes' ...

So what are those stickers on Ohio State's helmets? Here's everything you should know ahead of the national championship.

College football helmets are the thing that arguably makes ... the same with the exception of numbers being added to the side of the helmet that they wear every once in a while.

College football uniforms and helmet designs changed ... and the Nittany Lions have donned navy blue numerals on one side of their helmets at times over the years, including once a season since ...

Here's how it works: Data from the sensor, whether inside a football or soldier's helmet, can be relayed over Bluetooth to ... "It was very new for us, because we're from the engineering side," says ...