These shapes never overlap but if you view form a distance (or with blurred vision) they appear to. This is a static image but I’ve uploaded an animated one onto YouTube: youtube.com/shorts/0cq9L...

Work in progress. See YouTube for final result: youtube.com/shorts/03RyA...

A special illusion video for FISM. Purely analogue. No digital trickery. See the video on the official page on IG www.instagram.com/reel/DIeEfnM...

The Ratatouille fountain at @disneylandparisen.bsky.social has a hidden animation built into it. I’ve made a video showing it in action comprising 16 frames repeated.
youtube.com/shorts/hmOAv...

Variation on the Curvature blindness illusion by Kohske Takahashi. The line shapes does not change. The shading pattern creates the look of either circles or diamonds. View an animation here: youtube.com/shorts/bgK6C...

Think of a playing card. This video will read your mind. youtu.be/CPe6Hg22wd4?...

Magic plus science creates an Invisibility cloak for Harry Potter.

The small circles ARE moving around the larger one. But which way? #illusion

I'm a huge fan of geometric vanishes. This is a cute reworking of Sam Loyd's 'Get off the earth' puzzle. I made it to use in my school maths magic shows.

Tensegrity tower. It appears to be defying gravity.

Colour illusion. I only used red, blue and yellow lines to make this but can you see any more colours? Viewed best from a distance or zoomed out. Animation based on @akiyoshikitaoka.bsky.social research into colour illusions.

There is no red colour in this image. #opticalillusion