In the age of surveillance paranoia, most smartphone users know better than to give a random app or website permission to use their device's microphone. But researchers have found there's another, ...

Researchers from Stanford University, working in tandem with a team from defense firm Rafael, have discovered a way to use the gyroscope found in most modern smartphones as a basic microphone, ...

Sound waves resonating at a certain frequency can knock a drone out of the air, researchers have found. By focussing on the gyroscope component of drones, scientists from the Korea Advanced Institute ...