When lasers were invented in the 1960s, they opened new avenues for scientific discovery and everyday applications from scanners at the grocery store to corrective eye surgery. Conventional lasers ...

Two recent fatal shootings underscore the need to encourage the use of an assessment tool. By Rachel Louise Snyder The Trump administration and D.C. officials, normally at odds over the city’s strict ...

Downsizing, turbocharging, and noise regulations forced pretty much every auto-making company to develop sound-enhancing solutions. The simplest of the bunch entails generating engine sounds through ...

When you buy through our links, Business Insider may earn an affiliate commission. Learn more If you're in the market for a new soundbar, there's a good chance Sonos is already on your shortlist. The ...

Engineers have built the first fully solid-state phonon laser on a single chip, generating surface acoustic waves at about 1 gigahertz with unprecedented precision. The device, which uses a lithium ...

The second summer weather hits each year, everyone I know starts asking me, the gadget expert, one question: “Where do I get an outdoor speaker that’s worth a damn?” If you have a gorgeous patio space ...

When you buy through our links, Business Insider may earn an affiliate commission. Learn more The best Bluetooth speakers make it easy to take your music anywhere, whether you're moving from the ...

The humble cathode ray tube (CRT) was once the technology behind almost all of our televisions and computer displays. Its ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› by Kathryn Rath Water-leak sensors, which keep you in the loop if your plumbing ...

Abstract: Sound zone control (SZC) algorithms rely on pre-recorded, static impulse responses (IRs) to construct the control filters. Hence, their performance is compromised by perturbations within the ...

For every household name (think Bose and Sonos), there are a multitude of smaller speaker brands releasing everything from multi-room systems that will set you back hundreds to pocket-sized ones that ...

Abstract: Portable X-ray imaging system has important application in emergency rescue, mobile healthcare and field non-destructive testing, etc. Compared to single-focus X-ray sources, flat panel ...