Matthew Walthert

Oezdemir came out of nowhere to become one of the UFC's top light heavyweights after his MMA career appeared over before it had really started.

The picturesque GP has retained its character and turned into the country's largest sporting event, thanks to passionate fans and a classic, unchanged track.

The deep-pocketed 18-year-old Canadian will make his much-anticipated F1 debut at the Australian Grand Prix this weekend.

No spoilers.

The team estimates it will take their car six days to reach the finish, but in previous years, teams have done it in as little as four.

American Pharoah's Triple Crown victory tour didn't go as planned at Saratoga, but it was still historic.

Suzanne Dodd knows how the New Horizons team must be feeling right now. She guided Voyager 2 on our first flyby of Neptune in 1989.

In the 1990s, the Space Telescope Science Institute accepted proposals from amateur astronomers for a few hours of telescope time.

Terry Lovejoy has discovered five comets from his home since 2007—something that's become harder and harder for humans to do.

Believe it or not, the sport known for greenhouse gases and burning oil is going green.

New advanced stats developed by mathematicians are turning hockey into a thinking man's game.