On today’s NFL sidelines, whistles and clipboards now share space with artificial intelligence, ultra-high-definition cameras ...

NFL players look miserable on the sidelines during cold weather games, but believe it or not, they're not nearly as cold as ...

It's become more common in recent years to see NFL players wearing Guardian Caps on the field. Here's how they work.

The NFL will be able to know the speed, location and even the rotation of the league's footballs this season under new technology being used with the ball itself. For fans, that will mean even more ...