Nature’s own sonar system, echolocation occurs when an animal emits a sound wave that bounces off an object, returning an echo that provides information about the object’s distance and size. Over a ...

There's a vast world around us that animals can perceive — but humans can't. Pulitzer Prize-winning science writer Ed Yong uses the example of a dark room: Though it might seem that there would be ...

Katherine Gallagher is a writer and sustainability expert. She holds a B.A. in English Literature from Chapman University and a Sustainable Tourism certificate from the GSTC. Echolocation is a ...