College Football Playoff overtime rules: How does it work, number of overtimes, possessions, ties

A college football game goes to overtime when the game is tied at the end of regulation (after four quarters of play), and ...
The Harvard Crimson

The Structure and Rules of Football

The two teams will play a 60-minute game, broken into 15-minute quarters. After two quarters are complete, the teams will take a halftime break lasting approximately 20 minutes. Teams will change ...

NFL Flex Schedule 2025: When can the NFL start flexing games? SNF, MNF and TNF flex rules explained

The NFL uses flexible scheduling late in the season to ensure that the biggest games end up in the best time slots.
The Harvard Crimson

Harvard’s Impact on the Rules of Football: Four Rules that Altered the Game

Football has long been a pivot sport in the United States, beginning as a gentleman’s sport that combined elements of soccer and rugby. Harvard established its football team in 1873, one of the first ...