![Two men stand at a counter with a machine in-cased in a glass box resting on it. One man leans to the right, arms outstretched, against the counter holding a mouse behind the glass box. The other man stands behind, both gazing at a computer monitor.](/viewer/16/photo/PHYS5.jpg)
Physics is the study of what the universe is made of and how it all interacts. From atoms to galaxies, using theory, experiment, and computational modeling, physics is how we study the natural world.
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