Brain imaging shows playing Tetris leads to a thicker cortex and may also increase brain efficiency, according to research published in the open access journal BMC Research Notes. A research team based in New Mexico is one of the first to investigate the effects of practice in the brain using two image techniques.

One-quarter of a century, 25 years. It's hard to believe that Tetris, a simple, casual game that most have seen has been around that long. It involves rotating falling geometric shapes made up of bricks to complete and cause rows to vanish. On June 6th, 2009, it reaches the ripe old age of 25.