If you look at the Lumus Z-30 Optical Engine for AR glasses, it looks pretty much like an ordinary pair of glasses. But it's AR.

The system is being used as an aid to VIU students, but it has also proven to be a handy interactive outreach tool at science fairs and public events. The augmented reality sandbox will be displayed ...

By observing tiny ripples in spacetime called "gravitational waves" that propagate away from colliding black holes, ...