At the physics exam: 'Describe the universe in 200 words and give three examples.'
Q: What do physicists enjoy doing the most at baseball games?
A: The 'wave'.
The Stanford Linear Accelerator Center was known as SLAC, until the big earthquake, when it became known as SPLAC. SPLAC? Stanford Piecewise Linear Accelerator.
A student recognizes Einstein in a train and asks: Excuse me, professor, but does New York stop by this train?
Researchers in Fairbanks Alaska announced last week that they have discovered a superconductor which will operate at room temperature.
The answer to the problem was "log(1+x)". A student copied the answer from the good student next to him, but didn't want to make it obvious that he was cheating, so he changed the answer slightly, to "timber(1+x)"
One day in class, Richard Feynman was talking about angular momentum. He described rotation matrices and mentioned that they did not commute. He said that Sir William Hamilton discovered noncommutivity one night when he was taking a walk in his garden with Lady Hamilton. As they sat down on a bench, there was a moment of passion. It was then that he discovered that AB did not equal BA.
Why did the chicken cross the road? Albert Einstein: Whether the chicken crossed the road or the road crossed the chicken depends on your frame of reference.