Killer sudoku is similar to the other levels in that each of the numbers 1-9 must fit into each 9-by-9 square. No number can ...

The hardcore Ineos Grenadier SUV and Quartermaster dual-cab ute have been blessed with portal axles that increase ground ...

Your recent change to the crossword puzzle page is terrible. The Sudoku is so large now that it almost covers one-third of ...

I have a long-term love of logic puzzle games. I consider Hexcells, Tametsi and the DS’s Slitherlink to be among the greatest video games of all time. Mario’s Picross is surely the all-time best Game ...

Extreme sea ice loss in Antarctica over the past few years is leading to higher ocean temperatures, more icebergs and habitat dangers for penguins.

Explore daily insights on the USA TODAY crossword puzzle by Sally Hoelscher. Uncover expert takes and answers in our ...

A new heat record for June has been set in southern Spain as temperatures soared to 46C in the town of El Granado, near the ...

Challenge yourself with today's hard Sudoku puzzle, then see if your friends can beat your time. There's a new hard Sudoku to try every day.

There's a fresh easy Sudoku to play every day. And if you need more of a challenge, there's a hard Sudoku puzzle to tackle.

At first glance, Sudoku, crosswords, and other puzzles might seem like simple pastimes—things people do to pass the time on a lazy afternoon. But for many, puzzles are more than just ...

Su Doku, a crossword-style brainteaser which uses numbers instead of letters, has become the focus of a national newspaper circulation war. Its success is, frankly, puzzling.

A good balance is one puzzle per day, alternating between Sudoku and crossword puzzles. This keeps your brain engaged without leading to mental fatigue or frustration.