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 ...

3D projection mapping and very complicated math make 50 disco balls project orderly light patterns. Kyle–who defines himself as “an artist working with code”–and Jonas, a creative technologist at ...

As well as bringing sparkle to the dance floor, could disco balls become a new educational tool in astronomy? Laura Hiscott investigates Reflecting the universe The tiny mirrors on a disco ball act ...