Researchers have pioneered a new technique to control high frequency sound waves, commonly found within everyday devices such as mobile phones. Researchers from the University of Exeter have pioneered ...

Researchers have revealed how high-frequency sound waves can be used to build new materials, make smart nanoparticles and even deliver drugs to the lungs for painless, needle-free vaccinations. While ...

From an auditory perspective, the reason we react swiftly to eerie sounds is that the auditory system processes information ...

Introduction Did you know that not all animals use their ears to hear sounds? Snakes, for example, perceive sound waves through their jawbones! And many insects perceive sound waves through their ...

What if you could listen to music or a podcast without headphones or earbuds and without disturbing anyone around you? Or have a private conversation in public without other people hearing you? Our ...

Introduction You probably hear them almost every day: sirens. Police cars, ambulances, fire trucks—they all can come blaring. Their wailing sound is piercingly loud and pretty effective at clearing ...

The sounds aren't just a scientific curiosity, though. The tenuous gas and plasma that drifts between the galaxies in galaxy ...

Sound needs a medium (solid, liquid, or gas) to travel. Space is a vacuum, lacking the matter to carry sound waves. No sound in space means no echoes. While a near-perfect vacuum, some sounds can be ...