| # | Clue | Answer As Given | Value | Round | Category | Air Date | Show |
|---|---|---|---|---|---|---|---|
| They got their name because the man who discovered them in 1895 had no idea what they were | X-Rays (discovered by Wilhelm Roentgen) | FJ | SCIENTIFIC DISCOVERIES | 1998-03-04 | #3118 | ||
| Hermann Muller won a 1946 Nobel Prize for proving that these rays can cause genetic mutations | X-rays | $400 | DJ | SCIENTISTS | 1997-06-02 | #2951 |