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Science News for June 25, 2017


The friendly honk

Researchers introduce a new pedestrian-friendly car-horn sound that immediately alerts pedestrians of danger while reducing unpleasantness. The study, led by Myungjin Bae, uses the Mean Option Score (MOS) to evaluate candidate horn sounds, ranking them on a scale from bad to excellent.

SourceAcoustical Society of America·DateJun 25, 2017

Seeing with your ears

Researchers developed a novel acoustics project that combines computer models and live concert recordings to produce immersive spatial audio and virtual reality experiences. The project aims to improve virtual reality and explore the effects of ear shape on 3D sound perception.

SourceAcoustical Society of America·DateJun 25, 2017

Using body noise to improve cancer detection

Researchers have developed a new approach to remedy the problem of hard-to-reach organs, such as the liver, by analyzing the natural shear waves produced biologically. Passive elastography uses this technology to measure tissue elasticity and diagnose cancer at an early stage.

SourceAcoustical Society of America·DateJun 25, 2017
Kestrel 3000 Pocket Weather Meter

Kestrel 3000 Pocket Weather Meter measures wind, temperature, and humidity in real time for site assessments, aviation checks, and safety briefings.

Exploring the potential of human echolocation

Researchers have identified that visually impaired people use the timbre, in addition to pitch and loudness, of echoes to navigate their surroundings. This skill is similar to animal echolocation but differs in how humans use sound to locate objects.

SourceAcoustical Society of America·DateJun 25, 2017

Tiny bubbles offer sound solution for drug delivery

Researchers use tiny bubbles and ultrasound to safely open the blood-brain barrier, a heavily guarded system that prevents drug delivery. This breakthrough approach aims to advance next-generation brain therapies without surgery.

SourceAcoustical Society of America·DateJun 25, 2017