Creatively tiling a bathroom floor isn’t just a stressful task for DIY home renovators. It is also one of the hardest problems in mathematics. For centuries, experts have been studying the special ...

In Raiders of the Lost Ark, Indiana Jones must find a secret chamber that contains the legendary Ark of the Covenant. To identify its exact location, Indy must uncover a special map that’s only ...

Mixing patterns is one of those decorating skills that can separate the amateur from the professional interior designer. When it's done well, it also distinguishes a harmonious space from a chaotic ...