Puzzling
Johannes
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About

Theoretical physicist by training, PhD in spin-polarized quantum systems. Inventor of the DPD micro-hydrodynamics simulation methodology, and specialized in computational physics. Currently chief scientist for a large multinational company. Blogger at Science2.0.

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44
Pythagorean Chess: Knishops
Jan 3 '15
36
Chasing pirates
Jan 19 '15
27
One prize, infinitely many choices
Jan 21 '15
23
Digging a tunnel between random locations
Dec 30 '14
19
Stitching together two identical planar shapes
Jan 5 '15
18
Number Series - 1,20,171
Jan 3 '15
17
Pythagorean walk
Feb 15 '15
17
Game of Drones - Zap it!
Jan 20 '15
14
Touching Matchsticks
Jan 28 '15
13
Escaping a hungry lion you can't outrun
Jan 25 '15
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551
Visually stunning math concepts which are easy to explain
107
Why are most metals gray/silver?
72
Why is information indestructible?
64
Why does dry spaghetti break into three pieces as opposed to only two?
62
Why is the moment of inertia (wrt. the center) for a hollow sphere higher than a solid sphere (with same radius and mass)?

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