Researchers use laser light to form a tiny “optical pinhole” inside a nonlinear crystal, which also turns the infrared image into a visible image that a traditional silicon-based camera sensor can ...

Abstract: Compared with short-distance data transmission, long-distance data trans-mission receives data with relatively smaller amplitude and greater power interference, which poses challenges for ...

NTT Inc. and Mitsubishi Heavy Industries Ltd. (MHI) conducted an optical wireless power transmission experiment using a laser beam to wirelessly transmit energy over a distance of one kilometer. By ...

JERUSALEM (Reuters) - A low-cost, high-power laser-based system aimed at destroying incoming missiles has successfully completed testing and will be ready for operational use by the military later ...

Forward-looking: Radio-based ground networks have long provided the most reliable method for exchanging data in orbit and on deep space missions. If two US companies can scale their latest optical ...

I am the beauty and fashion commerce writer. At-home laser hair removal devices are convenient and popular, but they require a learning curve, and results can be mixed. The best way to do laser hair ...

In a demonstration, a General Atomics optical communications terminal mounted on a De Havilland Canada DHC-6-300 twin engine aircraft established communications with a Tesat optical terminal on a ...

The Nyayanga excavation site in Kenya, in July 2025. Fossils and Oldowan tools have been excavated from the tan and reddish-brown sediments, which date to more than 2.6 million years old. T. W.

Parkinson’s Isn’t Just Bad Luck. Scientists Reveal It’s Largely Preventable—and the Culprit Is All Around Us Helen Mirren feels ‘insulted’ by ‘condescending’ comments from young people Here's why ...