What counts as "difficult" is often a matter of opinion. But some measures can be taken as fact. Here's the toughest course in California.

Our stable of expert course raters scoured the globe the past two years to identify the world's best golf courses for 2023-24.

Scottie Scheffler has been bending courses to his will in 2025. But Oakmont Country Club is taming even the game’s greatest.

Duolingo launched a beta version of a new chess course on Tuesday, April 22. Here's what the new, free course will offer.

One of the most difficult courses to pass in the U.S. Marine Corps, the Basic Recon Course tests young Marines to the max.

President Donald Trump is expected to visit the course this month on Air Force One.

Duolingo launched a beta version of a new chess course on Tuesday, April 22. Here's what the new, free course will offer.