Designing an acoustic diode

Most people know about ultrasound through its role in prenatal imaging: those grainy, grey outlines of junior constructed from reflected sound waves. A new technology called an "acoustic diode," envisioned by researchers ...

You can linger longer with a digital death

Digital life now begins before birth, with excited expectant parents sharing ultrasound images of their unborn babies online. But your digital life also continues after you die, and can come in handy in the first week after ...

Improving ultrasound imaging

Ultrasound technology could soon experience a significant upgrade that would enable it to produce high-quality, high-resolution images, thanks to the development of a new key material by a team of researchers that includes ...

Sound bullets in water

Sound waves are commonly used in applications ranging from ultrasound imaging to hyperthermia therapy, in which high temperatures are induced, for example, in tumors to destroy them. In 2010, researchers at Caltech led by ...

Human brains outpace chimp brains in the womb

Humans' superior brain size in comparison to their chimpanzee cousins traces all the way back to the womb. That's according to a study reported in the September 25 issue of Current Biology that is the first to track and compare ...

The power to heal at the tips of your fingers

(Phys.org) -- The intricate properties of the fingertips have been mimicked and recreated using semiconductor devices in what researchers hope will lead to the development of advanced surgical gloves.

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