Bats have been using sonar to navigate and communicate for ages, and now humans can do the same, thanks to lightweight and efficient ultrasound microphones and loudspeakers developed by physicists.

Imagine that your smartphone could talk directly to an ATM to securely authenticate your identity without you having to touch it. What if your phone could use sound from the speaker system in the mall ...

The way we live is often mirrored by how our companion animals live. One example of this the increasing electronification of our dogs and cats. Some of these electronic pet products are arguably quite ...

The fountain's whirlpool design helps keep water cool while whisking impurities like dirt and hair down the center into the ...