Regular practice is the key to improving your Sudoku-solving skills. The more you play, the better you get at spotting ...

A new study adds more evidence that puzzles can be effective for brain health. The verdict is still out, however, on how they can help us in the long-term or if they can help prevent cognitive decline ...

DEAR DR. ROACH: I’m a 71-year-old man, and my mind is still sharp. Nonetheless, I do seem to have “senior moments.” I can’t come up with a word or remember a name. A couple of years ago, I was about ...

All that time you've spent reading books and solving Rubik's cubes may have far more lasting benefits than previously thought. A new University of California, Berkley study, published today, shows ...

The temperature of frozen grapes activates certain receptors in the mouth that can lead to a dopamine spike. (Getty Creative) Hello, Yahoo Life readers! My name is Kaitlin, here to bring you the ...

I was so excited to read about Jim Hurley’s helpful program for solving the Sudoku puzzles. I’ve tried them and became frustrated even with those listed as easy. But, today is my first time to feel ...

Can you crack Killer Sudoku's mathematical twist? The objective of Sudoku is to fill each row, column and sub-grid with exactly one of each number from 1-9. In Killer Sudoku, the digits in each inner ...

My father is a big-time Sudoku fan, and has to date solved tons of them, mostly from magazines and newspapers. He has tried his hand at several versions, including bigger grids, Cross Sums, Kakuro, ...

May 16 — To the Editor: I really enjoy your puzzles and try to "do" the Sudoku puzzle every day. Monday's puzzle is fine, but when I get to Tuesday through Friday, I am unable to figure out what logic ...

Well, I got caught up in the current Sudoku puzzle frenzy, the one currently offered by The Union. I was challenged by a friend (?) to solve one particular puzzle. I kept finding contradictions, and ...