Orbiting mirrors that can redirect sunlight have moved from science fiction concept to active business plan, promising brighter nights, more solar power and even new tools to fight climate change. The ...

Quantum physics is the realm of the strange. And one of the strangest discoveries in the field is also one of the most fundamental: Particles fired at barriers with two slits in them can act like ...

The famous double-slit experiment, which demonstrated that light is both a wave and a particle, has been performed using “slits in time”. The techniques involved present a new way to manipulate light ...