The signs are all there. The seclusive behavior. The long, unexplained absences. The change in behavior. The lying. The stealing. The refusal to enter a 12-step program. The accelerated heartbeat when ...

Feeding the nation's obsession for the biggest puzzle phenomenon since the crossword, Focus Multimedia releases Infinite Sudoku for PC CD-ROM at the end of July 2005. Carol Vorderman's "Sudoku Live" ...

A popular numerical puzzle "Sudoku" not only in Japan but also abroad. The number of hints to be placed at the beginning is often 20 to 30, and at the minimum, 17 things are confirmed, but there was ...

Puzzled by the secret of the Sudoku? You're not alone; millions of people have tried their hand at the mathematical problem-solving game since it was first popularized in 1986 in Japan. The challenge ...

It is a pastime most pursue in solitude -- at the breakfast table, on a crowded bus or even at the office. But the Sudoku number puzzle made its foray into the arena of spectator sport this weekend at ...

The ancient game of Sudoku has been played for centuries… Right? Some might think so, but it’s actually fairly young! The ...

Sudoku and other puzzles have been praised as a good way to keep your mind sharp and your brain healthy. But for one student, the number game was less than helpful; in fact, Sudoku triggered his ...

So, you ask, what’s with the ninja? He’s always taunting you on RedEye’s cover, talking smack and daring you to complete his silly little Sudoku number puzzle. (Don’t ever let him hear you call it ...

The number puzzle game Sudoku has solidified in my mind why I don’t dare dabble in illicit drugs. Nearly everything you read regarding Sudoku (pronounced Sue-DOUGH-koo, though spellings and ...

Forbes contributors publish independent expert analyses and insights. I write about physics, science, academia, and pop culture. One of the great things about doing this kind of workshop is getting to ...