If you holler at someone across your yard, the sound travels on the bustling movement of air molecules. But over long distances your voice needs help to reach its destination—help provided by a telephone or the Internet. ...
By forcing light to go through a smaller gap than ever before, researchers have paved the way for computers based on light instead of electronics.
When pulling up to a traffic light, most drivers get pretty close to the car in front of them, leaving just several feet of space between their bumper and the next.
Our smartphones and computers wouldn't be nearly as useful without all the apps, music, and videos we keep on them.
They were supposed to bring about an energy revolution—but the popularity of LED lights is driving an increase in light pollution worldwide, with dire consequences for human and animal health, researchers said Wednesday.
Berry curvature may not be the most well-known scientific concept, but to many physicists, its direct measurement is something akin to a holy grail.
Since their invention in 1962, semiconductor diode lasers have revolutionized communications and made possible information storage and retrieval in CDs, DVDs and Blu-ray devices. These diode lasers use inorganic semiconductors ...