Apple could use ultrasonic sound waves to deliver haptic feedback to wearers of its upcoming AR/VR headset when they interact with virtual objects. Most consumer AR/VR headsets do not provide haptic ...

Cancer is one of the leading causes of death in the U.S., second only to heart disease. But a new cancer treatment method ...

Washington University Researchers have discovered that voice assistant programs like Siri can be hacked with ultrasonic sound waves that go undetected by human ears - but you probably won't have to ...

High-frequency sound waves aimed at specific brain regions can influence monkey behavior, according to a new study. The finding complicates our conceptions of free will, but this research could yield ...

It’s hard to imagine a world without the lithium-ion batteries that power today’s laptops and mobile devices, but the technology does have its limits. One way scientists are working to break a ...

What Is a Liver Ultrasound? A liver ultrasound is a type of abdominal ultrasound, an imaging test that uses high-frequency sound waves to create pictures of the organs and structures in your abdomen, ...

Before the vaunted NFC option arrives on mobile devices, start-up Naratte hopes to roll out payments that go ultrasonic. Rafe Needleman reviews mobile apps and products for fun, and picks startups ...