Echolocation lets animals use sound as a guide in places where vision fails. They send out clicks, chirps, or taps and interpret the returning echoes to find prey, avoid danger, or move confidently in ...

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 ...

The use of reflected sounds to navigate, known as echolocation, is a behaviour most associated with bats, whales and dolphins, but other species also use the sensory technique — including humans. It ...