This Tech Note column appeared in the December 2020 issue as "Cut the Clutter." Subscribe to Discover magazine for more stories like this. One rainy night in March 2007, graduate student Ralph Simon ...

Add Yahoo as a preferred source to see more of our stories on Google. Northern right whale dolphins swim just under the surface near British Columbia, Canada. Echolocation is a logical strategy in the ...

Human echolocation receives a boost through a new research and offers the scope to help the visually impaired in future. Credit: Thaler et al.; CC-BY Ever wondered why bats can navigate in the empty ...

It sounds amazing, but we can all learn to use sound to detect our surroundings, just like bats or dolphins. No eyes required. Have you ever heard the expression "as blind as a bat"? Well, it's not ...

Bats are some of the most highly specialized mammals to have ever evolved. This includes not only the evolution of active flight, but also their echolocation. This ability requires the bats to produce ...

Dolphins and porpoises use echolocation for hunting and orientation. By sending out high-frequency sound, known as ultrasound, dolphins can use the echoes to determine what type of object the sound ...

It’s now well-established that bats can develop a mental picture of their environment using echolocation. But we’re still figuring out what that means—how bats take the echoes of their own ...

Toothed whales use sound to find their way around, detect objects and catch fish. They can investigate their environment by making clicking sounds, and then decoding the “echoic return signal” created ...

Humans are born imitators. The ability to imitate others comes naturally to us and plays a major role in how we learn about the world. But imitation is not widespread in the animal kingdom. True ...

Please provide your email address to receive an email when new articles are posted on . BOSTON – Daniel Kish discussed here at Optometry’s Meeting how he uses echolocation to “see” his surroundings ...

Northern right whale dolphins swim just under the surface near British Columbia, Canada. Echolocation is a logical strategy in the ocean, where sound travels five times faster than in air. Photograph ...