A drone can guide itself and map environments via echolocation using a simple buzzer and microphone set-up, much like how a bat uses sound to see in the dark. For robots to be able to move ...

Biologists attached tiny recording devices that looked like mini backpacks to bats. What they found revealed a surprising ...

What do bats, dolphins, shrews, and whales have in common? Echolocation! Echolocation is the ability to use sound to navigate. Many animals, and even some humans, are able to use sounds in order to ...

"Lots of things fly at night," says Harlan Gough, a wildlife biologist with the U.S. Fish and Wildlife Service. Nightfall can set the stage for an acrobatic high-stakes drama in the air — a swirl of ...

Learn how echolocation has shaped the skulls of bats that emit high-frequency sounds through their mouths and noses.

Flying bats do not travel through silence. Every call they make comes back layered with sound from leaves, branches, trunks, and open gaps. In a real woodland corridor, those echoes arrive together, ...