Clicks, squeaks, chirps, and buzzes...though they may be difficult to distinguish to our ears, such sounds are used by echolocating animals to paint a vivid picture of their surroundings. By ...

For years, a small number of people who are blind have used echolocation, by making a clicking sound with their mouths and listening for the reflection of the sound to judge their surroundings. Now, ...

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Some blind people can use the returning echoes from clicking their tongues to "see" with echolocation, and now researchers have explored how this process builds up a picture of the outside world in ...

Mississippi awarded more than $104 million in federal rural health grants across 167 projects. Where the money goes and why rural access matters. Community paramedics in rural Virginia visit patients ...

They use echolocation to "see," emitting ultrasonic sound waves that bounce back off objects and give them an idea of what, where and how fast these objects are. Understanding bat echolocation is ...

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 ...

Blind as a bat? Hardly. All bats can see to some degree, and certain species possess prominent eyes and a keen sense of vision. Take the Egyptian fruit bat (Rousettus aegyptiacus). This species is ...

[Kripthor] suspected that hunters were getting too near his house. When thinking of a way to quantify this belief he set out to build a triangulation system based on the sound of gunshots. The theory ...

Millions of years before humans invented sonar, bats and toothed whales had mastered the biological version of the same trick - echolocation. By timing the echoes of their calls, one group ...