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Story history
Score and comment observations over time
How Has Roman Concrete Lasted for Millennia? 1,900-Year-Old Latrine Offers Clues
HN #48,943,142 | submitted 2026-07-17 03:48 UTC | smithsonianmag.com
99 observationsby divbzero
147 points
Latest score
108 comments
Latest comments
+145
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 147
2026-07-17 03:53 UTC2026-07-17 11:42 UTC
Comments
Range 0 to 108
2026-07-17 03:53 UTC2026-07-17 11:42 UTC
Observation history
Observation times are irregular and reflect when the tracker refreshed this story.
First 2026-07-17 03:53 UTCLatest 2026-07-17 11:42 UTC
| Observed at | Score | Comments | Rank |
|---|---|---|---|
| 2026-07-17 11:42 UTC | 147 | 108 | not tracked |
| 2026-07-17 11:35 UTC | 146 | 108 | not tracked |
| 2026-07-17 11:31 UTC | 144 | 108 | not tracked |
| 2026-07-17 11:26 UTC | 142 | 106 | not tracked |
| 2026-07-17 11:21 UTC | 140 | 104 | not tracked |
| 2026-07-17 11:17 UTC | 137 | 104 | not tracked |
| 2026-07-17 11:12 UTC | 136 | 104 | not tracked |
| 2026-07-17 11:07 UTC | 136 | 104 | not tracked |
| 2026-07-17 11:03 UTC | 135 | 104 | not tracked |
| 2026-07-17 10:58 UTC | 135 | 103 | not tracked |
| 2026-07-17 10:53 UTC | 135 | 103 | not tracked |
| 2026-07-17 10:49 UTC | 135 | 101 | not tracked |
| 2026-07-17 10:44 UTC | 135 | 98 | not tracked |
| 2026-07-17 10:39 UTC | 135 | 98 | not tracked |
| 2026-07-17 10:32 UTC | 134 | 97 | not tracked |
| 2026-07-17 10:28 UTC | 134 | 96 | not tracked |
| 2026-07-17 10:23 UTC | 134 | 93 | not tracked |
| 2026-07-17 10:18 UTC | 133 | 92 | not tracked |
| 2026-07-17 10:14 UTC | 132 | 91 | not tracked |
| 2026-07-17 10:09 UTC | 132 | 88 | not tracked |
| 2026-07-17 10:05 UTC | 132 | 86 | not tracked |
| 2026-07-17 10:00 UTC | 131 | 86 | not tracked |
| 2026-07-17 09:55 UTC | 129 | 85 | not tracked |
| 2026-07-17 09:51 UTC | 128 | 85 | not tracked |
| 2026-07-17 09:46 UTC | 128 | 83 | not tracked |
| 2026-07-17 09:42 UTC | 128 | 83 | not tracked |
| 2026-07-17 09:37 UTC | 127 | 83 | not tracked |
| 2026-07-17 09:30 UTC | 124 | 79 | not tracked |
| 2026-07-17 09:25 UTC | 123 | 78 | not tracked |
| 2026-07-17 09:20 UTC | 122 | 77 | not tracked |
| 2026-07-17 09:16 UTC | 122 | 75 | not tracked |
| 2026-07-17 09:11 UTC | 122 | 73 | not tracked |
| 2026-07-17 09:06 UTC | 117 | 71 | not tracked |
| 2026-07-17 09:02 UTC | 116 | 71 | not tracked |
| 2026-07-17 08:57 UTC | 115 | 70 | not tracked |
| 2026-07-17 08:53 UTC | 115 | 69 | not tracked |
| 2026-07-17 08:48 UTC | 113 | 66 | not tracked |
| 2026-07-17 08:43 UTC | 111 | 66 | not tracked |
| 2026-07-17 08:39 UTC | 110 | 65 | not tracked |
| 2026-07-17 08:34 UTC | 108 | 65 | not tracked |
| 2026-07-17 08:27 UTC | 106 | 65 | not tracked |
| 2026-07-17 08:22 UTC | 105 | 65 | not tracked |
| 2026-07-17 08:18 UTC | 105 | 64 | not tracked |
| 2026-07-17 08:13 UTC | 102 | 62 | not tracked |
| 2026-07-17 08:09 UTC | 100 | 61 | not tracked |
| 2026-07-17 08:04 UTC | 98 | 59 | not tracked |
| 2026-07-17 07:59 UTC | 98 | 59 | not tracked |
| 2026-07-17 07:55 UTC | 98 | 59 | not tracked |
| 2026-07-17 07:50 UTC | 96 | 57 | not tracked |
| 2026-07-17 07:45 UTC | 94 | 56 | not tracked |
| 2026-07-17 07:41 UTC | 94 | 56 | not tracked |
| 2026-07-17 07:36 UTC | 92 | 53 | not tracked |
| 2026-07-17 07:32 UTC | 91 | 52 | not tracked |
| 2026-07-17 07:24 UTC | 88 | 50 | not tracked |
| 2026-07-17 07:20 UTC | 87 | 50 | not tracked |
| 2026-07-17 07:15 UTC | 84 | 49 | not tracked |
| 2026-07-17 07:10 UTC | 84 | 49 | not tracked |
| 2026-07-17 07:06 UTC | 83 | 48 | not tracked |
| 2026-07-17 07:01 UTC | 81 | 47 | not tracked |
| 2026-07-17 06:56 UTC | 77 | 47 | not tracked |
| 2026-07-17 06:52 UTC | 75 | 46 | not tracked |
| 2026-07-17 06:47 UTC | 75 | 42 | not tracked |
| 2026-07-17 06:43 UTC | 74 | 40 | not tracked |
| 2026-07-17 06:38 UTC | 72 | 38 | not tracked |
| 2026-07-17 06:33 UTC | 70 | 36 | not tracked |
| 2026-07-17 06:29 UTC | 67 | 34 | not tracked |
| 2026-07-17 06:23 UTC | 66 | 32 | not tracked |
| 2026-07-17 06:19 UTC | 65 | 32 | not tracked |
| 2026-07-17 06:14 UTC | 64 | 32 | not tracked |
| 2026-07-17 06:09 UTC | 63 | 31 | not tracked |
| 2026-07-17 06:05 UTC | 59 | 31 | not tracked |
| 2026-07-17 06:00 UTC | 56 | 31 | not tracked |
| 2026-07-17 05:56 UTC | 52 | 30 | not tracked |
| 2026-07-17 05:51 UTC | 51 | 29 | not tracked |
| 2026-07-17 05:46 UTC | 46 | 27 | not tracked |
| 2026-07-17 05:42 UTC | 44 | 25 | not tracked |
| 2026-07-17 05:37 UTC | 41 | 20 | not tracked |
| 2026-07-17 05:33 UTC | 35 | 17 | not tracked |
| 2026-07-17 05:28 UTC | 32 | 14 | not tracked |
| 2026-07-17 05:23 UTC | 32 | 14 | not tracked |
| 2026-07-17 05:19 UTC | 30 | 11 | not tracked |
| 2026-07-17 05:14 UTC | 26 | 8 | not tracked |
| 2026-07-17 05:10 UTC | 25 | 6 | not tracked |
| 2026-07-17 05:05 UTC | 19 | 4 | not tracked |
| 2026-07-17 05:00 UTC | 15 | 3 | not tracked |
| 2026-07-17 04:56 UTC | 14 | 2 | not tracked |
| 2026-07-17 04:51 UTC | 12 | 1 | not tracked |
| 2026-07-17 04:46 UTC | 11 | 1 | not tracked |
| 2026-07-17 04:42 UTC | 7 | 0 | not tracked |
| 2026-07-17 04:37 UTC | 4 | 0 | not tracked |
| 2026-07-17 04:33 UTC | 2 | 0 | not tracked |
| 2026-07-17 04:28 UTC | 2 | 0 | not tracked |
| 2026-07-17 04:23 UTC | 2 | 0 | not tracked |
| 2026-07-17 04:16 UTC | 2 | 0 | not tracked |
| 2026-07-17 04:12 UTC | 2 | 0 | not tracked |
| 2026-07-17 04:07 UTC | 2 | 0 | not tracked |
| 2026-07-17 04:03 UTC | 2 | 0 | not tracked |
| 2026-07-17 03:58 UTC | 2 | 0 | not tracked |
| 2026-07-17 03:53 UTC | 2 | 0 | not tracked |