illusion

See it Made: Wooden 3D Cube Illusion Bowl

See it Made: Wooden 3D Cube Illusion Bowl

Watch woodworker Thomas Anton Geurts create a wooden bowl with a 3D cube illusion design (known also as the tumbling cube).

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A Hidden Robot Scarf

A Hidden Robot Scarf

As an engineer I like robots. OK, sometimes I hate don’t like them when they’re misbehaving. Either way, I can say for sure that I love the idea of robots that we saw in, say, the Jetsons. They were envisioned as pleasant companions that were there to serve us. In fact, if that kind of […]

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peppers ghost

DIY Hacks & How To’s: Pepper’s Ghost Illusion

Pepper’s Ghost is a special effects technique for creating transparent ghostly images. This technique has been a staple of theaters and haunted houses since John Pepper popularized it in the 1800’s. It works by reflecting an image of the ghost off of a sheet of plexiglass. The plexiglass is set at a 45 degree angle in front of the audience. At this angle the background remains clearly visible, but it also reflects a partial image of the ghost that is located off to one side.

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