• Q: Why did the tachyon cross the road?
  A: Because it was already on the other side.

• Q: What is a tachyon?
  A: A gluon that is not quite dry.

• So a neutron walks into a bar, sits down, and asks for a Harvey-Wallbanger. Finishing his drink, the neutron asks, "How much?".
  The bartender replies, "For you, no charge.".

• Good News and Bad News (Not Current)
  There is good news and bad news on the investigation of the nuclear missile that dropped overboard near Japan:
  • The good news is that the U.S. Navy is going to scan for signs of excess radiation.
  • The bad news is that they have hired Fleischmann and Pons to do the testing.

• A proton walks into a bar, and asks the bartender for his latest creation. The bartender obliges. Later on, the bartender asks the proton, "Do you like it?". The proton replies, "Yes.". To which the bartender asks, "Are you sure?". The proton answers back, "I'm positive.".

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