The long hindwing tails sported by many moths have long been suspected as a strategy to confound predators. The moths are active mainly at night, so they don't need a visual disguise. They need to avoid nocturnal hunters ...
Plants & Animals
Aug 15, 2016
0
662
EPFL scientists have invented a new type of "acoustic prism" that can split a sound into its constituent frequencies. Their acoustic prism has applications in sound detection.
General Physics
Aug 8, 2016
1
163
From barks to gobbles, the sounds that most animals use to communicate are innate, not learned. However, a few species, including humans, can imitate new sounds and use them in appropriate social contexts. This ability, known ...
Plants & Animals
Oct 8, 2014
0
1
Computer engineers and hearing scientists at The Ohio State University have made a potential breakthrough in solving a 50-year-old problem in hearing technology: how to help the hearing-impaired understand speech in the midst ...
Computer Sciences
Nov 18, 2013
8
0
(Medical Xpress)—Researchers are using computer simulations to investigate how ultrasound and tiny bubbles injected into the bloodstream might break up blood clots, limiting the damage caused by a stroke in its first hours.
General Physics
Sep 25, 2013
0
0
Beluga whales are highly social and vocal marine mammals. They use acoustics to navigate, find prey, avoid predators and maintain group cohesion. For Alaska's critically endangered Cook Inlet beluga population, these crucial ...
Plants & Animals
Dec 11, 2023
0
9
Millions of people around the world experience some form of hearing loss, resulting in negative impacts to their health and quality of life. Treatments exist in the form of hearing aids and cochlear implants, but these assistive ...
General Physics
Aug 22, 2023
1
2
From growls to pulses to booms, whales, fish and crustaceans all produce sounds. In fact, more than 800 species of fish are capable of making noises for a variety of functions such as courtship and mating, defending their ...
Ecology
Jun 28, 2023
0
3
Using hydrophones to eavesdrop on a reef off the coast of Goa, India, researchers have helped advance a new low-cost way to monitor changes in the world's murky marine environments.
Ecology
Apr 27, 2023
0
3
Come mating season, fishes off the California coast sing songs of love in the evenings and before sunrise. They vocalize not so much as lone crooners but in choruses, in some cases loud enough to be heard from land. It's ...
Plants & Animals
Mar 16, 2023
0
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