Most of us associate echolocation with bats. These amazing creatures are able to chirp at frequencies beyond the limit of our hearing, and they use the reflected sound to map the world around them. It ...

Russell has a PhD in the history of medicine, violence, and colonialism. His research has explored topics including ethics, science governance, and medical involvement in violent contexts. Russell has ...

Human echolocation has at times allowed people to ride bikes or play basketball despite being completely blind from a very young age. These echolocators typically perceive their environment by ...

A pod of bottlenose dolphins (Tursiops truncatus) swimming at the Las Cuevitas dive site in the Revillagigedo Archipelago. We typically imagine echolocation as “seeing” with sound—experiencing ...

It’s midnight in a pitch-dark parking lot. Trying to unlock your car, you fumble and drop the keys. You squat down and run your hand across the invisible pavement. To the left you feel a firm, rubbery ...