Nile crocodiles react quickly to the cries of a child if it sounds distressed Blickwinkel/Alamy…
Tag: sound
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Material that sends sound from water to air could help eavesdroppers
Sound usually can’t journey between air and water ICP/incamerastock/Alamy A cloth that may transport underwater…
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Tiny throat mic can detect and broadcast silently mouthed words
A small patch worn on the throat can decide up even silently mouthed speech and…
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Bone conduction headphones make your own voice sound less weird
Listening to a recording of your self talking may be unnerving – however headphones that…
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Soil produces subtle noises that could reveal how healthy a forest is
A comfortable symphony of sounds eminates from the soil inside a forest and the extra…