How COVID-19 shutdowns are allowing us to hear more of nature

On a Friday, in late February, during rush-hour in Truro, N.S., I recorded 80 seconds of noise dynamics at a four-way intersection. I returned on April 3 after the COVID-19 restrictions sent people in Canada indoors. More ...

Ship noise hampers crab camouflage

Colour-changing crabs struggle to camouflage themselves when exposed to noise from ships, new research shows.

Amazon's white bellbirds set new record for loudest bird call

Biologist Jeff Podos at the University of Massachusetts Amherst, with Mario Cohn-Haft at the Instituto Nacional de Pesquisas da AmazĂ´nia, Brazil, report that they have recorded the loudest bird calls ever documented, made ...

Obama admin blocks seismic surveys in Atlantic Ocean

The Obama administration on Friday rejected requests by energy companies to conduct seismic surveys in the Atlantic Ocean to map potential drilling sites for oil and natural gas.

Computer learns to recognize sounds by watching video

In recent years, computers have gotten remarkably good at recognizing speech and images: Think of the dictation software on most cellphones, or the algorithms that automatically identify people in photos posted to Facebook.

Weighing gas with sound and microwaves

NIST scientists have developed a novel method to rapidly and accurately calibrate gas flow meters, such as those used to measure natural gas flowing in pipelines, by applying a fundamental physical principle: When a sound ...

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