Physicists do it a quantum at a time.
Physicists do it at the speed of light.
Cosmologists do it in the first three minutes.
Mathematical physicists understand the theory of how to do it, but have difficulty obtaining practical results.
Quantum physicists can either know how fast they do it, or where they do it, but not both.
Particle physicists do it energetically.
Particle physicists to it with charm.
Aerodynamicists do it in drag.
Astrophysicists do it with a Big Bang.
Astronomers do it all night.
Astronomers do it in clusters.
Astronomers do it on mountain tops.
Astronomers do it with white dwarfs and red giants.