| Title | : | Why Is 1137 One of the Greatest Unsolved Problems In Physics |
| Duration | : | 15 minutes, 38 seconds |
| Uploader | : | PBS Space Time |
| Added On: | : | 28 September, 2022 |
| Views | : | 3.5M times |
| Likes | : | 0 |
| Source | : | YouTube |
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