Why did the time traveler go to the library?
Because they were temporally homeless!
Why did the physicist break up with his girlfriend?
Because he was molecularly incompatible!
What did the time traveler say to the dinosaur?
It's a dino-mite pleasure to meet you!
More Time Traveling Jokes: Temporal Puns | Timeless Trivia | Quantum Quips
Warning: Time Traveling Jokes may cause: Temporal Displacement | Chrono Confusion | Paradoxical Pain