The Most Symmetrical Objects in the World
by Rose Eveleth
Jun 03, 2014
4 minutes
If you’ve ever tried to give yourself a haircut, you know just how hard it is to make something precisely symmetrical. We value symmetry so highly in part because it’s really hard to achieve. Here are five of the most symmetrical objects humans have ever crafted, and why they were so hard to make.
1. Gravity Probe B quartz gyroscope rotors
In 2004, Gravity Probe B (GP-B) was launched into space on a Delta II rocket with the mission of testing the theory of general relativity. The Earth-orbiting satellite included a set of gyroscopes that could : the curvature of spacetime (the geodetic effect) and the distortion
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