Brookhaven researchers have revealed that a laser beam can cast a shadow through nonlinear optical processes, challenging ...

Cycling is so #!@% gear-oriented. But don't worry — we've curated the best gifts for cyclists from 4 decades of experience.

Chrissy: The light from the rising Sun signals our body to reduce melatonin, helping us wake up. This visible light has ...

S ome animals have a curious way of emitting light that we humans can see when we shine a blacklight on them, a pastime that ...

A newly developed technique uses a Bessel beam to extend the focus of optical coherence microscopy, allowing for a detailed ...