Grab your glasses for this one, because we’re talking animal eyes. Eyesight is one of the most important adaptations animals rely on for survival. As humans, we know how much we depend on our eyesight ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. It’s not uncommon to wonder how animals see the world around them ...

From the Rorschach inkblots to the famous 'duck–rabbit', scientists use an arsenal of so–called ambiguous images to help probe the human mind. Now, researchers have revealed four new pictures which ...