There was a time when just stepping into the ring with him was enough to make opponents tremble. His fists didn't just knock ...

Before Muhammad Ali became 'The Greatest,' he had to defeat a terrifying champion: Sonny Liston. With a devastating punch and an invincible reputation, Liston seemed unstoppable, but his defeat marked ...

Widely regarded as one of the greatest fighters of all time, Muhammad Ali once admitted he believed that even at his very ...

Boxing is a sport where anything can happen, and sometimes the unexpected does. These legendary upsets left fans speechless ...

Muhammad Ali is seen by many as the greatest heavyweight of all time but the man himself admitted there was one rival whose ...

Muhammad Ali is one of the greatest fighters in the history of boxing, and February 25, 1964 marked a crowing moment in Ali's legendary career. Back then, Ali was still known as Cassius Clay, and ...

On Feb. 25, 1964, young boxer vowed he would "float like a butterfly, sting like a bee." He did just that for the next 52 years.

Muhammad Ali knocked out Sonny Liston in the first round of their second fight. Watch Ali's most iconic bouts on ESPN+.