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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.

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A Nile crocodile (Crocodylus niloticus)

Life

Crocodiles can sense how distressed human babies are from their cries

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Quantum computers could be built that are based on sound

Physics

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

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Mind

How your brain stays focused on conversations in a noisy room

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Technology

Sound vibrations can encode and process data like quantum computers do

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Technology

Mysterious sounds in stratosphere can't be traced to any known source

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Technology

Material that sends sound from water to air could help eavesdroppers

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

Technology

Tiny throat mic can detect and broadcast silently mouthed words

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

Technology

Bone conduction headphones make your own voice sound less weird

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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

A soft symphony of sounds eminates from the soil within a forest and the more thriving the ecosystem, the greater the diversity of noise

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Technology

Voice jammer stops anyone from recording you speak

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Technology

Ultrasound stickers could continuously image internal organs for days

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Technology

Acoustic levitation used to build complex structures in mid-air

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Physics

3D rabbit 'hologram' created by levitating screen using sound waves

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