perspective
Geek Out

This Machine Lets Anyone Draw In Perfect Perspective

Perhaps it’s because I love to draw, but I find this weird mechanical contraption absolutely fascinating. It allows anyone to draw in perfect perspective, matching the field of human vision.

July 6, 2011
Science

The Mystery Of The Phantom Pyramid That Never Existed

There’s nothing triangular about the Mount Teide volcano. From its base, it’s the third largest volcano in the world but is pretty flat on top. So why does its shadow look like a perfect ghost pyramid rising over the horizon?

November 15, 2010
Science

The Best Optical Illusion Videos And How They Trick Your Brain

The human brain is one of the most remarkable things on this planet… but that doesn’t mean it can’t make mistakes, particularly when it comes to how we see the world. Here are five mind-blowing optical illusions and how they work.

July 21, 2009
Cameras

Camera Sees The World Through Human Eyes

With the Human Eye Camera you won’t need a DIY lobotomy to see how the world would look without your brain flattening the images. With three arrangeable sensors, it’s as if your eyes had RAW output. [Four Fifths Design]

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