Here's how an innovative flat lens could solve these problems for satellites and space-based telescopes. Understanding Telescopes and the Limitations of Lenses . Lenses, the funda ...

It shows how light can be observed through holes in cards, how it behaves in a lightproof room called a camera obscura, and how it can be bent using mirrors and lenses. The film highlights that ...

Harvard engineers unveiled the world's first visible-spectrum metasurfaces—ultra-thin, flat devices patterned with nanoscale ...

Once you’ve taken a few test shots to achieve the desired flash (roughly around 1/4 power), you set the camera off, hold your ...

Engadget's experienced editorial team has tested and reviewed hundreds of digital cameras and photography gear over the past ...

From executive seats to lateral dampers, kickdown switches, and Kiriko glass -- Lexus cars are packed with smart features and ...