Using only a single-crystal piezoelectric thin wafer of lithium niobate (LN) instead of the usual two-part structure, a group from Nagoya University in Japan has created a deformable mirror that ...

World's largest pollucite-hosted caesium pegmatite deposit confirmed at the Shaakichiuwaanaan Project, with a maiden Mineral ...

We've also included the latest Xbox and PlayStation consoles in this round-up, because they support 4K Blu-Ray discs too, but we address them separately after the dedicated players.

A double-layer geodesic lens consists of two layers of flat or curved parallel-plate waveguides, connected by a mirror over part of their common periphery. Such a device can provide one focus on each ...

Mabank's Boogie Ray and teammate Justin Pruitt win first place in round one at the Rodeo of the Ozarks in Springdale, Arkansas ...

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They come in three time-tested Ray-Ban frame shapes—Skyler, Wayfarer, and Headliner—and offer multiple colors and lens combinations, including the option of prescription lenses.

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Sandiegouniontribune.com covers local news in San Diego County, CA, California and national news, sports, things to do and the best places to eat, business and the San Diego housing market.

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