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"Leptons, and atoms and bosons, oh my! New discoveries in physics happen so fast that even skilled scientists find it hard to keep up. See how much you know about famous physicists and theories old and new in this challenging yet fascinating field."^^<http://www.w3.org/2001/XMLSchema#string>
<http://science.howstuffworks.com/innovation/science-questions/physics-quiz24.htm>