backend ok
Story history
Score and comment observations over time
A solid-state “atomic channel” for separating rare earth elements
HN #49,025,831 | submitted 2026-07-23 18:13 UTC | pme.uchicago.edu
51 observationsby MarcoDewey
55 points
Latest score
9 comments
Latest comments
+53
Score change
Rank history is not tracked yet in the current dataset, so this first slice focuses on score and comment movement.
Score
Range 2 to 55
2026-07-23 18:17 UTC2026-07-23 22:19 UTC
Comments
Range 0 to 9
2026-07-23 18:17 UTC2026-07-23 22:19 UTC
Observation history
Observation times are irregular and reflect when the tracker refreshed this story.
First 2026-07-23 18:17 UTCLatest 2026-07-23 22:19 UTC
| Observed at | Score | Comments | Rank |
|---|---|---|---|
| 2026-07-23 22:19 UTC | 55 | 9 | not tracked |
| 2026-07-23 22:14 UTC | 55 | 8 | not tracked |
| 2026-07-23 22:10 UTC | 55 | 6 | not tracked |
| 2026-07-23 22:05 UTC | 54 | 6 | not tracked |
| 2026-07-23 22:00 UTC | 53 | 5 | not tracked |
| 2026-07-23 21:56 UTC | 52 | 5 | not tracked |
| 2026-07-23 21:51 UTC | 52 | 5 | not tracked |
| 2026-07-23 21:46 UTC | 52 | 5 | not tracked |
| 2026-07-23 21:39 UTC | 50 | 5 | not tracked |
| 2026-07-23 21:35 UTC | 50 | 5 | not tracked |
| 2026-07-23 21:30 UTC | 50 | 5 | not tracked |
| 2026-07-23 21:25 UTC | 49 | 5 | not tracked |
| 2026-07-23 21:21 UTC | 49 | 5 | not tracked |
| 2026-07-23 21:16 UTC | 48 | 5 | not tracked |
| 2026-07-23 21:12 UTC | 47 | 5 | not tracked |
| 2026-07-23 21:07 UTC | 46 | 5 | not tracked |
| 2026-07-23 21:02 UTC | 44 | 5 | not tracked |
| 2026-07-23 20:58 UTC | 44 | 5 | not tracked |
| 2026-07-23 20:53 UTC | 42 | 5 | not tracked |
| 2026-07-23 20:48 UTC | 41 | 5 | not tracked |
| 2026-07-23 20:44 UTC | 40 | 3 | not tracked |
| 2026-07-23 20:37 UTC | 38 | 3 | not tracked |
| 2026-07-23 20:32 UTC | 36 | 3 | not tracked |
| 2026-07-23 20:28 UTC | 36 | 3 | not tracked |
| 2026-07-23 20:23 UTC | 36 | 3 | not tracked |
| 2026-07-23 20:18 UTC | 33 | 3 | not tracked |
| 2026-07-23 20:14 UTC | 33 | 3 | not tracked |
| 2026-07-23 20:09 UTC | 32 | 3 | not tracked |
| 2026-07-23 20:04 UTC | 32 | 3 | not tracked |
| 2026-07-23 20:00 UTC | 31 | 3 | not tracked |
| 2026-07-23 19:55 UTC | 29 | 2 | not tracked |
| 2026-07-23 19:50 UTC | 28 | 2 | not tracked |
| 2026-07-23 19:46 UTC | 25 | 2 | not tracked |
| 2026-07-23 19:41 UTC | 23 | 0 | not tracked |
| 2026-07-23 19:34 UTC | 23 | 0 | not tracked |
| 2026-07-23 19:30 UTC | 21 | 0 | not tracked |
| 2026-07-23 19:25 UTC | 19 | 0 | not tracked |
| 2026-07-23 19:20 UTC | 16 | 0 | not tracked |
| 2026-07-23 19:16 UTC | 13 | 0 | not tracked |
| 2026-07-23 19:11 UTC | 9 | 0 | not tracked |
| 2026-07-23 19:07 UTC | 9 | 0 | not tracked |
| 2026-07-23 19:02 UTC | 9 | 0 | not tracked |
| 2026-07-23 18:57 UTC | 6 | 0 | not tracked |
| 2026-07-23 18:53 UTC | 6 | 0 | not tracked |
| 2026-07-23 18:48 UTC | 6 | 0 | not tracked |
| 2026-07-23 18:43 UTC | 4 | 0 | not tracked |
| 2026-07-23 18:39 UTC | 3 | 0 | not tracked |
| 2026-07-23 18:31 UTC | 2 | 0 | not tracked |
| 2026-07-23 18:27 UTC | 2 | 0 | not tracked |
| 2026-07-23 18:22 UTC | 2 | 0 | not tracked |
| 2026-07-23 18:17 UTC | 2 | 0 | not tracked |