This week on the channel +1.5M views this week
One electron for everyone? PBS Space Time explores the idea
Matt O'Dowd's only new upload is already the channel's most-watched Short.
In short
PBS Space Time has 3,530,000 subscribers and 565,018,532 views in all, as of October 24, 2026. In the last 7 days it gained 2,839,880 views. Its most watched video of the last 30 days is "Is There Only ONE Electron In the Universe?", with 1,387,052 views. By subscribers it is No. 838 of the 5,387 channels on Trari, and No. 24 of 87 in category "Science and experiments".
On the charts now
Ghost Particles Are Exposing Hidden Black Holes. They Just Won a Nobel Prize.
The numbers today
subscribers
3,530,000
no significant change in the last 7 days
total views
565,018,532
▲ 2,839,880 in the last 7 days
views a day (current pace)
594,284
on a typical day: 319,209
Videos on the channel
459
3 uploaded in the last 7 days
Last upload
2 days ago
October 22, 2026
Views per subscriber
160
a new long video usually gets 872,198 views
a new short video usually gets 148,447 views
a new short video usually gets 148,447 views
Next milestone
5,000,000 subscribers
1,470,000 subscribers to go
What happened lately
October 23, 2026 5.5x its usual first day Ghost Particles Are Exposing Hidden Black Holes. … The video opened at a pace of 428,338 views a day, 5.5 times a normal first day on this channel (78,163).
This week on the channel 2 videos this week
Can empty space crystallize? Matt O'Dowd's answer tops a million
The episode's final chapter turns to the most powerful magnetic fields in the universe, where the effect may finally have been seen.
The video drawing the most views now
Ghost Particles Are Exposing Hidden Black Holes. They Just Won a Nobel Prize.
- Video published
- October 22, 2026
- Video views so far
- 506,485
- Video views, pace per day
- 298,685
- Views on its first day
- 422,863
Similar channels
Position on Trari and in the category
| Among all channels on Trari | In the category Science and experiments | |
|---|---|---|
| By subscribers | 838 of 5,387 | 24 of 87 |
| By views gained this week | 1,720 of 5,295 | 23 of 87 |
The ranking by views counts only channels whose weekly number is available.
- The channel's share of the category
- 0.7% of all views the category's channels gained this week
Subscribers in the category Science and experiments
Views gained this week in the category Science and experiments
Subscribers, last 30 days
September 26, 2026: 3,530,000 subscribers → October 24, 2026: 3,530,000 subscribers (no significant change in the last month)
Total views, last 30 days
September 26, 2026: 556,568,024 views → October 24, 2026: 565,018,532 views · average: 301,803 views a day
The channel's latest videos
The last 15 videos uploaded to the channel, with today's numbers. Click a video to play it here.
| Video | Uploaded | Length | Views | Per day | First day | Likes | Comments |
|---|---|---|---|---|---|---|---|
| Ghost Particles Are Exposing Hidden Black Holes. They Just … | October 22, 2026 | 19:06 | 506,485 | 298,685 | 422,863 | 12,894 | 915 |
 How Many Times Can Space Be Divided? | October 21, 2026 | 0:53 short | 103,026 | 10,693 | 77,260 | 4,048 | 198 |
 There Are 1 Quadrillion Stars Behind This Grain of Sand | October 19, 2026 | 1:56 short | 97,480 | 6,020 | 59,394 | 4,726 | 204 |
| Is There Only ONE Electron In the Universe? | October 15, 2026 | 1:40 short | 1,387,052 | 12,503 | 337,888 | 39,640 | 1,737 |
 Why Does -1/12 Keep Appearing Everywhere In Physics? | October 8, 2026 | 16:00 | 799,001 | 4,453 | 316,010 | 13,831 | 1,172 |
 Is a Moving Arrow NOT Actually Moving? | October 7, 2026 | 1:34 short | 148,447 | 528 | 77,270 | 4,027 | 239 |
 Are You Made of Light? | October 5, 2026 | 1:28 short | 117,244 | 508 | 48,362 | 5,047 | 281 |
 Are You A Disembodied Brain? | September 30, 2026 | 2:26 short | 123,961 | 138 | 44,188 | 5,150 | 389 |
 What If You Travel To The Edge of The Universe? | September 28, 2026 | 1:27 short | 235,168 | 1,570 | 75,985 | 8,127 | 497 |
| The Universe May Have Just Revealed the True Nature of Empt… | September 24, 2026 | 17:56 | 1,831,698 | 4,099 | - | 40,275 | 2,965 |
 So You Want to Understand Quantum Mechanics… | September 10, 2026 | 2:08:55 | 2,246,394 | 10,519 | - | 17,961 | 2,730 |
 JWST May Have Discovered a New Cosmic Object: The Black Hol… | August 27, 2026 | 15:16 | 2,778,035 | 3,030 | - | 41,486 | 3,226 |
 There's Something Massive Hiding Behind the Galaxy's Strang… | August 13, 2026 | 16:49 | 858,058 | 1,031 | - | 35,419 | 2,226 |
 We Thought All Black Holes Came From Stars. We May Have Bee… | August 4, 2026 | 18:42 | 872,198 | 767 | - | 38,825 | 2,983 |
 The Universe Has Been Expanding Since the Big Bang. Just No… | July 16, 2026 | 18:52 | 578,604 | 496 | - | 30,273 | 2,619 |
Audience engagement
- likes per 1,000 views
- 23.8 in the category: 31.7
- comments per 1,000 views
- 1.8 in the category: 1.1
- a video's usual first day on this channel
- 79,657 views
- short vs long
- 7 short (up to 3 minutes), 8 long
average views per short video: 316,054
average views per long video: 1,308,809
Most watched videos (not Shorts)
| Video | Uploaded | Length | Views |
|---|---|---|---|
 What Happens At The Edge Of The Universe? | Space Time | PB… | September 30, 2015 | 9:37 | 8,697,961 |
 The Speed of Light is NOT About Light | October 7, 2015 | 12:46 | 7,124,330 |
 5 REAL Possibilities for Interstellar Travel | October 15, 2015 | 13:03 | 7,112,441 |
 The Quantum Experiment that Broke Reality | Space Time | PB… | July 27, 2016 | 13:32 | 7,084,553 |
 The Real Meaning of E=mc² | May 20, 2015 | 10:24 | 6,519,864 |
Most watched Shorts
| Video | Uploaded | Length | Views |
|---|---|---|---|
| Is There Only ONE Electron In the Universe? | October 15, 2026 | 1:40 | 493,689 |
| What If You Travel To The Edge of The Universe? | September 28, 2026 | 1:27 | 225,225 |
| Is a Moving Arrow NOT Actually Moving? | October 7, 2026 | 1:34 | 132,136 |
| Are You A Disembodied Brain? | September 30, 2026 | 2:26 | 121,487 |
| Are You Made of Light? | October 5, 2026 | 1:28 | 106,451 |
What happened on the channel in the last 30 days
The days when the channel's numbers left the ordinary.
- Video taking offGhost Particles Are Exposing Hidden Black Holes. … The video opened at a pace of 428,338 views a day, 5.5 times a normal first day on this channel (78,163).
- MilestoneIs There Only ONE Electron In the Universe? The video passed 1,000,000 views.
- Views jumpThe whole channel ran that day at 602,806 views a day, 2.7 times a normal day (222,745).
- Views jumpThe whole channel ran that day at 620,430 views a day, 2.6 times a normal day (242,266).
- Video taking offWhy Does -1/12 Keep Appearing Everywhere In Physi… The video opened at a pace of 357,918 views a day, 7.4 times a normal first day on this channel (48,241).
Data source: Trari Social News, Trari Traffic Trends and Ranking Platform, Google YouTube
Subscriber, view, like and comment counts are YouTube's. Rates, usual days, rankings, comparisons and categories are Trari's own calculations.
Stories
This week on the channel +1.5M views this week
One electron for everyone? PBS Space Time explores the idea
Matt O'Dowd's only new upload is already the channel's most-watched Short.
This week on the channel 2 videos this week
Can empty space crystallize? Matt O'Dowd's answer tops a million
The episode's final chapter turns to the most powerful magnetic fields in the universe, where the effect may finally have been seen.
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