Light can tie knots—literally. Engineers at Duke University have managed to manipulate laser beams to form intricate 3D patterns called optical knots, using custom-designed optics. These twisted beams ...

Though you might expect to see a simple spot split in half ... The resulting pattern of light and dark spots you see on the wall is called an interference pattern. (Click to enlarge image.) Let’s look ...

Classical physics theories suggest that when two or more electromagnetic waves interfere destructively (i.e., with their ...

A research group at the University of Stuttgart has manipulated light through its interaction with a metal surface so that it ...

Optical rotatum” is the term researchers coined to describe a newly discovered structure of light. Beams of light that can be ...

We’ve all seen insects swarm towards a source of light at night like, well, like a moth to a flame. Notably, insects seem to ...

Suffered upper-body injury while walking back to Salt Lake City hotel in mid-January.

The international community has a golden opportunity to start reining in the escalating, mostly ignored global burden of chronic kidney disease.