It's not just humans who notice optical illusions; certain animals do too, and they often use it to their advantage.

It's time now for our science news roundup from Short Wave, NPR's science podcast. I am joined by the show's host, Regina Barber, and producer Rachel Carlson. Good to have you both here. RACHEL ...

A new study reveals guppies are easily tricked by optical illusions, while ring doves see clearly, highlighting differences ...

Chances are you’ve encountered some version of the “Ebbinghaus illusion,” in which a central circle appears to be smaller when encircled by larger circles and seems larger when surrounded by smaller ...

A grayscale ballerina who appears to be moving. A human who can fit in a doll box. A black-and-white prism that appears to change shape when... Optical illusions are a brain feature, not a bug. Here's ...

Optical illusions aren't just for humans; animals also experience and utilize them for survival and reproduction. From ...