The Equivalence Principle
Physics / Quantum Mechanics
Four hundred years ago--or so the story goes--Galileo Galilei started dropping things off the Leaning Tower of Pisa: Cannon balls, musket balls, gold, silver and wood. He might have expected the heavi continue reading this fact
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Somewhere Over Which Rainbow?
Physics / Atmospheric
How many rainbows are there really when we only see one during a rainstorm? The answer isn't as simple as you might think! Rainbows are formed when light enters a water droplet, reflects once inside continue reading this fact
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Don't Make Waves
Physics / Classical Mechanics
Fast and slow swimming pools? What are they? A given pool's walls and other components may create and reflect waves making it more difficult (slow) for athletes to swim. A fast pool minimizes wave int continue reading this fact
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