Yank one into the realm of feasibility and the whole NP edifice collapses, and a scientific revolution rises from the rubble, ...

Sudoku fans, it’s time to really crunch some numbers. Give your mind the ultimate test on the most difficult numbers puzzle each day — and challenge yourself to make the impossible possible.

You can now play an even larger range of puzzles on our site, every weekday and now also every Saturday. Check out our brand new puzzles below, from Hangman to Add Up and even a Jigsaw.

Apple plans to bring the puzzles section of its News app to the United Kingdom, according to a new report from the Financial ...

Known as the “Godfather of Sudoku,” Kaji created the puzzle to be easy for children and others who didn’t want to think too hard. Its name is made up of the Japanese characters for “number ...

The stress of Minesweeper, the unfathomably cryptic language of Nonogram’s and bewilderment on where to even begin that more challenging Sudoku puzzles can often muster. And you’re telling me ...

The stress of Minesweeper, the unfathomably cryptic language of Nonogram’s and bewilderment on where to even begin that more challenging Sudoku puzzles can often muster. And you’re telling me ...