| Clue | Source | Date |
|---|---|---|
| Very small thing inhibiting professional heavyweight? | The Times Cryptic | 21 Apr 2025 |
| Negatively charged particle; not into rap (anag.) (10) | ||
| Bit of cosmic rays | Newsday | 06 Jan 2024 |
| Cosmic ray component | ||
| Certain particle with an opposite charge | ||
| Particle discovered in 1955 |