You’ve probably seen them before, faint squiggles, dots, or thread-like shapes drifting lazily across your vision as you gaze at the sky or a bright wall. They never quite stay still, always slipping ...

Optical illusions can do more than just boost your intelligence as some could show what side of your brain is more dominant. Not only are puzzles fun, but many of them could have you questioning a lot ...

Please provide your email address to receive an email when new articles are posted on . A 39-year-old woman was referred to the New England Eye Center complaining of new-onset intermittent “muddy” ...