Do your eyes work? You may think they do, but the ultimate vision test isn't the one at the optometrist's office*. It's these five BuzzFeed quizzes. Take them to see if you have perfect vision or ...

Most of us like to think we’ve got vision as sharp as an eagle’s. But honestly, how sure are we? This test is a simple way to check that. You’ll see 23 colored images with hidden numbers, letters, ...

First there was “the dress,” then there was the sneakers, now there’s a debate over the color blue. If you’ve ever argued with a friend over whether something is blue or green, you’re not alone. A new ...

Tritanopia is a type of color vision deficiency that may make it hard for someone to distinguish between blue and green, pink and yellow, and red and purple. Color vision deficiency, also called color ...