We tested the best cordless vacuums that can tackle anything from pet hair to Cheerios. Here's our guide on buying your next ...

The K3 Ultramulti EDC keychain tool is many things in one, including a flashlight, laser pointer, and lighter.

The Linac Coherent Light Source in California has been firing record-breaking X-ray pulses for years, but now it’s due for a ...

We'll run you through five important pointers, to help you make the most of a fitness tracker and improve your health.

Built by Sensia Technology, it was thin enough to hang like a tapestry or slip under bedding. Volume was modest, audio ...

Ultracold atoms have successfully mimicked a fundamental quantum effect normally found in electronic circuits.

Light is usually treated as something simple, a clean beam that either shines or does not. At the quantum level, however, ...

The desert sun beats down on a sea of white tents and colorful merchandise as bargain hunters flock to the Glendale Public Market – Arizona’s answer to the age-old question: “How can I furnish my ...

Abstract: A 1.8-km optical wireless communication (OWC) link with 0.56° wide divergence angle is utilized to simulate a 1000-km low Earth orbit (LEO) satellite-to-ground station laser communication ...

Abstract: We demonstrate a chirped fiber Bragg grating (CFBG) based stretched-pulse mode-locked (SPML) wavelength-swept laser that uses both intra-cavity and post-cavity stretching. The SPML laser ...

If you read about Hall effect sensors — the usual way to detect and measure magnetic fields these days — it sounds ...

Suppressors are more popular than ever, and with the tax stamp dropping to $0, you may be ready to buy one. Here are five ...