Archived Pages from 20th Century!!

Welcome to Grand Illusions, the site for the enquiring mind.
With optical illusions, scientific toys, visual effects, and even a little magic.

Discover some of the amazing secrets of magic mirrors.
Here is an optical illusion to get you going...
...and a scientific puzzle. And the answer!
Dots before the eyes?
Explore the moon illusion.
Meet a Professor of Illusion.
Tim's Wonderful Toys.
NEW - Chinese Singing Fountain Bowl!
Other places to go.

Feature Articles

The Strange Story of Napoleon's Wallpaper

A few years ago, while making a radio programme, David Jones, a scientist at the University of Newcastle, asked the radio audience if anyone knew the colour of Napoleon's wallpaper on St Helena, since this might help clear up a historical mystery. What happened then was 'the greatest bit of good fortune of my scientific career...'

Persistence of Vision.

Stephen Herbert calls into question one of the fundamental principles upon which the cinema is believed to work.

If you have comments or suggestions, please email me at [email protected]

This site last updated on November 19th 1996.
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