The Truth Behind Optical Illusions

We pass judgement on a myriad of things every day, and it’s not uncommon for our eyes to fool our brains into making the wrong decisions.

Learn more about how optical illusions confront us daily in How your eyes trick your mind from BBC Future.

Ommatophobia is the fear of eyes

Most of us take our eyes for granted, but for some eyes are innately uncomfortable. Ommatophobia (or ommetophobia) usually stems from some kind of eye-related trauma and can be addressed through therapy.

If you’re heading out to celebrate Halloween tonight, don’t forget to read these essential Halloween Eye Safety Tips.

Birds, cats and dogs have three eyelids

Actually, polar bears, kangaroos, beavers and seals also have a third eyelid, which is really a membrane intended to keep the eyeball moist. Unlike lids which move up and down, this membrane tracks across the eye from side to side.

Learn more from these articles:

Why do dogs and cats have inner eyelids? The Toronto Star
Why do dogs have a third eyelid? Animal Planet (includes common issues)

Caleb Woods