In laboratories from Brazil to Munich, researchers are learning to grab matter with sound alone, sculpting ultrasonic waves ...

A new way of creating specially shaped pulses of ultrasound using light and a 3D printer has been unveiled by Michael Brown and colleagues at University College London. The pulses, which are creating ...

Physicists in the US have built an acoustic lens from artificial “metamaterials” and used it to focus ultrasound waves to a tight spot. They say that modifying their apparatus could lead to very-high ...

Ultrasonography is an incredibly useful tool in medicine, particularly in emergency departments. It usually takes under a minute for an ultrasonography tool to assess whether a critically injured ...