‘The Retina display’s pixel density is so high, your eye is unable to distinguish individual pixels’

— Apple, Inc.

Take the challenge

Click the single white pixel.

Achievement unlocked:
Superhuman vision*

Share achievement

OR

Go again

(* Or maybe Apple took the marketing a bit too far.)

@steobrien · 2013

You'll need to use a Retina display device to take the challenge:
e.g. iPhone 4/4S/5, iPad, MacBook Pro