How birds listen without external ears?
How birds listen without external ears?

A new study has suggested that birds use their heads to listen to the sounds coming from different angles as they do not have external ears.

Novel sound device to enhance wireless technology
Novel sound device to enhance wireless technology

Engineers have now developed a chip on which both sound waves and light waves are generated and confined together so that the sound can efficiently control the light.

Scientists `bottle up` sound waves

Researchers have found a way to bend and modify sound waves along fixed paths.

Researchers successfully treat brain tumor with sound waves

For the very first time, Swiss researchers have successfully treated a part of a recurring glioma tumor non-invasively using focused sound waves.

New device renders objects invisible to sound waves

Researchers have used perforated sheets of plastic to demonstrated the world`s first three-dimensional acoustic cloak, which is capable of re-routing sound waves.

Secret invention to replace windscreen wiper

A secret system which is used on fighter jets to repel rain, snow and insects is currently being developed for cars.

New malware communicates via sound waves

Scientists have developed a malware that transmits information between computers using high-frequency sound waves inaudible to the human ear.

Levitation system created with sound waves

Researchers have claimed that they have developed a new method through which they can levitate objects with the help of sound waves, and move them in midair.

New test uses sound waves to diagnose blood-related diseases

A new research has found that when red blood cells are hit with laser light, they produce high frequency sound waves that contain a great deal of information.

Scientists recreate sound of Big Bang

A University of Washington physicist has recreated sound of the Big Bang in high fidelity using cosmic microwave data.

`Mystifying` Stonehenge may have been designed for sound

Researchers have suggested that Stonehenge could have been built with acoustics in mind like a Greek or Roman theatre.

Treatment for spine problems through sound waves

A leading Canadian surgeon has developed a technology, using sound waves, for curing spinal ailments.

Treatment for spine problems through sound waves

A leading Canadian surgeon has developed a technology, using sound waves, for curing spinal ailments.