Coin-operated karaoke machines are exploding in popularity. Seoul, South Korea -- A dollar can buy a pack of gum, a can of soda or a bag of chips. And in South Korea, it can buy an opportunity to sing ...

The noise is unmistakable, though it’s heard at fewer and fewer casinos these days. Clank-clank-clank-clank-clank. That’s the sound of money — metal coins hitting a metal tray — signifying slot or ...

Seattle may style itself the capital of the information economy, but the “bits” that matter most to locals like Heidi Thorsen are the quarters she and her customers have had to scrounge for since the ...