Called SDSS J020941.27+001558.4, the elliptical galaxy appears as a bright dot at the center of the image with a broad haze ... lens called an Einstein ring. Gravitational lenses occur when light ...

Chief Meteorologist Joe Fitzwater has a look at a nice forecast ahead and the latest on the potential for aurora viewing in tonight’s forecast.

Matte boxes can be an essential accessory for videographers, providing the difference between technical and creative control, ...

June's full 'Strawberry Moon' lit up the night sky last night, treating skywatchers to a rare once-in-a-18-year display as it ...

The 12th century abbess, scientist and composer inspires new interpretations of her music, and new works, on an album ...

Searching for the best summer sunglasses? We tested the top pairs for every need—from high-performance active wear to stylish ...

Text and photos by Michael J. Meyer Anyone who has visited Ocracoke Island knows how special it is: from stunning sunsets to magnificent views of the Milky Way on a moonless night after a cold ...

Physicists at ETH Zurich have developed a lens that can transform infrared light into visible light by halving the wavelength ...

Physicists have developed a lens with 'magic ... and generates light of half the wavelength -- in this case green light. One well-known material that produces such effects is lithium niobate.

A NASA space telescope will detect a staggering wealth of intricate gravitational lenses that could help unlock the mysteries ...

Contact lenses have enabled people to see beyond the visible light range, picking up flickers of infrared light even in the dark – or with their eyes closed. The lenses contain engineered ...