Stochastic Consistency Test

1. Why don't scientists trust atoms? Because they make up everything!

2. Why couldn't the bicycle stand up by itself? It was two-tired.

3. I told my wife she was drawing her eyebrows too high. She looked surprised.

4. Parallel lines have so much in common. It’s a shame they’ll never meet.

5. I used to play piano by ear, but now I use my hands.

As for uniqueness, all 5 jokes listed are distinct from one another in both their setup and punchline, making each one unique. They cover different topics and employ various comedic techniques, such as wordplay, puns, and irony.