51动漫

sound

illustration of a wireless bioinspired robot

Technology

Corkscrew-shaped microbot could use sound to spiral through human body

Microscopic helical robot travels through narrow tubes when exposed to sound, and could eventually be used to deliver drugs inside of the body by spiralling through its vasculature.

News
A Nile crocodile (Crocodylus niloticus)

Life

Crocodiles can sense how distressed human babies are from their cries

News
Quantum computers could be built that are based on sound

Physics

Sound-based quantum computers could be built using chip-sized device

News

Mind

How your brain stays focused on conversations in a noisy room

News

Technology

Material that sends sound from water to air could help eavesdroppers

News
A throat patch that can detect silent speech and act as a speaker

Technology

Tiny throat mic can detect and broadcast silently mouthed words

News
A man using bone-conduction earphones to make a phone call

Technology

Bone conduction headphones make your own voice sound less weird

News
A mossy patch of decaying bark and soil, with the leaves of plants visible in the background, suggesting a forest environment

Life

Soil produces subtle noises that could reveal how healthy a forest is

News
Artificial intelligence entity using voice to communicate

Technology

Voice jammer stops anyone from recording you speak

News
Assembly of segments using acoustic levitation

Technology

Acoustic levitation used to build complex structures in mid-air

Sound waves have been used to build complex structures in mid-air out of floating components and droplets of glue, showing the approach may have engineering and medical applications

News

Physics

3D rabbit ‘hologram’ created by levitating screen using sound waves

News

Technology

Beatles documentary Get Back used custom AI to strip unwanted sound

News

Technology

Robots can use their own whirring to echolocate and avoid collisions

News
Technology

Watch sonic tractor beams lift and manipulate objects with sound waves

Video