How do you make graffiti a collectible art form? By using magnets. They allow the Magnet Mafia to deftly straddle the street and gallery worlds, keeping the public-art aspect of tagging while creating ...

When we think of cosmic power, magnetism doesn’t usually come to mind. The Sun’s nuclear furnace churns out blistering heat and blinding light, but magnetism plays no role in the fusion process, which ...