A standard electret microphone can detect sub-audio "sounds" when some simple equalization circuitry is added.

Found in everything from kitchen appliances to sustainable energy infrastructure, stainless steels are used extensively due ...

Ultrasonic or ultrasound cavitation is the use of ultrasound technology to break down fat cells below the skin. It is a non-surgical method of reducing cellulite and localized fat. This ...

Today, the only way to assess intracranial pressure is to insert a sensor into the patient’s brain, so Crainio’s non-invasive technique could revolutionize how brain injuries are diagnosed and treated ...

Outdoors, you can’t always stay safe, since dust particles, allergens, and poor air quality are everywhere. But at least indoors, you have the power to protect yourself and your family.

Russian sensors suspected of attempting to spy on British nuclear submarines have reportedly been discovered hidden in the waters around the UK, raising potential national security threat. According ...

A laid back, misfit aura oozes out of Washington D.C. duo Teen Mortgage, and they’ve bottled it in their debut album, Devil Ultrasonic Dream. It’s not the sort of carefree mindset that’s ...

Florida TaxWatch recommended lawmakers require sensors that detect fatigue, sinking, leaks and stress to help prevent disasters like Champlain Towers. TALLAHASSEE, Fla. — Lawmakers should mandate ...

This week, Nikon announced the Z5II, its entry-level full-frame camera. It uses a 24MP BSI sensor we've seen in plenty of other cameras, such as the Zf and Z6 II, but that's not a complaint – in the ...

The Hall Effect is an important concept in physics and engineering, and it has many applications in sensors, switches, transducers, and devices. Analog sticks use potentiometers, which are devices ...

I'm in love with what Fujifilm and Hasselblad have been doing with the medium format GFX and X systems, respectively, not to mention what Sony, Sigma, Leica and Canon have been able to achieve with ...

The Times also reported that the British military had located Russian sensors in the waters around the U.K., believed to be tasked with collecting intelligence on the U.K.'s nuclear submarine fleet.