Almost 4,000 Feet of String Wind Through This Pointlessly Complicated Pulley Clock 

As far as complicated clocks go, it’s going to be hard to top Felix Vorreiter’s FLUX 1440, which displays the time using a simple pulley system, and over 3,900 feet of white string covered in what looks like random marks. However, as layers of the string align inside the clock’s various pulleys, so do those random…

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Your Brain Will Want to Watch This Impossible Bundle of Spinning Gears Forever

Occasionally you come across a video that’s so satisfying to watch that your brain never wants you to close the tab. That’s what Dutch puzzle designer Oskar van Deventer has managed to create with this complex web of 19 magic gears that are all somehow able to rotate against each other without completely locking up.

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