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 ...

Optical rotatum” is the term researchers coined to describe a newly discovered structure of light. Beams of light that can be shaped into corkscrew-like forms, known as optical vortices, are used ...

An art installation slated to run through April lights up 40-plus trees on MSU's campus near Harrison and Trowbridge roads.

Multiple people spotted a mysterious beam of light in the sky last week. The “red flare”, as many described it, was spotted by people in Houston and other places throughout the world.