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Relativity of Motion: The Moving Ship Thought Experiment
(2015)
Galileo's "Dialogue on the Two Chief Systems of the World," includes a discussion about dropping balls from the mast of both a moving ship and a ship at rest in order to test the theory of inertia. If sailors actually had ...
Pythagorean Solids: Five Regular Solids
(2015)
Throughout history the regular solids were a point of intrigue by astronomers, mathematicians, artists, and philosophers. The Pythagoreans proved that there are only five regular solids: the cube, triangle, octahedron, ...