While photographing the auroras during a geomagnetic storm, Mike Lewinski caught sight of something extraordinary: a brilliant white beam of light tearing through the night sky. He was shooting ...

The system consists of only a single millimeter-scale photonic chip without any moving parts.

Beam of Light: The Story of the First White House Menorah Elisa Boxer, illus. by Sofia Moore. Rocky Pond, $18.99 (32p) ISBN 978-0-5936-9817-4 ...

White light interferometry (WLI) is a contact-free optical method for measuring surface height. ... This light source then targets a beam splitter, ...

A bright light seen across several western states on May 16 sparked speculation on social media. The light, observed in Arizona, New Mexico, Colorado, Utah, and Montana, was likely from a Chinese ...

The beams of light may look like UFO abduction rays, ... Penny Lancaster, 54, looks typically chic in a plunging white polka dot dress as she enjoys shopping spree and lunch with pals; ...

The Kings’ victory beam went viral and is a marketing success. Twitter ate it up. Even non-NBA fans know about the chant and the purple light.

Painted on a wall at 1 Rue Félix Frégier in the city’s 7th arrondissement, the mural features a weathered lighthouse casting a crisp white beam of light.

The coherent light makes it possible to send a narrow beam over extreme distances with very low noise. But this also means that such lasers usually only emit a single wavelength. This limits their ...