You’ve probably heard the saying “as blind as a bat,” right? It’s been repeated for centuries, but it couldn’t be further from the truth. Most bats can see just fine—and some even see better than we ...

"As blind as a bat" is a lament you'll often hear in the presence of lost pairs of glasses, boneheaded referees, and anyone perceived as mentally oblivious, but if you call someone blind as a bat, you ...