Because this is why the internet was invented (“It’s true.” — Al Gore), here’s a video of pet otters Kotaro and Hana (previously) reacting to a machine that makes water drops appear to drip backwards. I think it’s safe to say their little minds were blown. Honestly, my big mind

These are several videos of illusionary artist Howard Lee painting different pieces of furniture to disappear into the background using the power of perspective. That’s neat. Of course the illusions work best from one very specific angle. From other angles it does not look so invisible. But is that going

This is a video of a rain-filled depression in the road that, at first glance, appears to be a bottomless pit. At second glance too it also appears to be a pit. Honestly, I’m on glance eight or nine now and I’m still not convinced Australia isn’t down there. Allegedly

This is a video of Youtuber The Avid Creator avidly creating a reproduction of M.C. Escher’s famous ‘Relativity’ lithograph, but in physical form using foam board. I only wish he’d included the human figures in the original image as well. I demand realism! Still, now now my head hurts from

Inspired by several pieces of ‘transparent’ graffiti art that have gone viral on the internets, this is a video of Slovakian street artist DOKE attempting to paint a wall that appears to have his name cut out, allowing the background to be seen through it. He does a great job,

These are a couple videos of artist Leandro Erlich’s ‘Seeing Is Not Believing’ exhibition at the Museum of Fine Arts in Houston, Texas. This particular piece involves a building facade the ground, with a giant mirror tilted above it at a 45-degree angle, so, when viewed in the mirror, visitors

This is an optical illusion of a ball appearing to roll up a little slide. Of course it isn’t actually rolling up a slide because it isn’t magic, it’s just a clever perspective trick (revealed in video). Me? I love playing tricks on my eyes. I also love playing tricks

This is a video of a little girl demonstrating some mind blowingly impressive hand dancing optical illusions. It took me several views to understand just what the hell was going on, and even then my mind was blown, but, FULL DISCLOSURE: that doesn’t take much. “I’ve had to block him