Light bouncing off one disco ball looks cool...if you’re at a middle school dance. Light bouncing off 50 disco balls? That’s a work of art. Or at least it is when you use multiple projectors and 3-D ...

The ceiling fan light in the mah jong/ bridge/ jigsaw puzzle room suddenly began flashing like a strobe light when it was turned on. This is disconcerting during puzzling, distracting during mah jong ...

Disco balls are seemingly more popular than ever thanks in part to the endorsement by pop superstar, Taylor Swift. Keen home shoppers and Swifties alike have been scrambling to get their hands on ...