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Channel

UPSC Science and Technology

@Science_and_tech_upsc

On this record: Topic · Growth · Engagement · What this channel posts · Posts · Citations · Telegram's recommendations · Cite this entry

41,022subscribers

-1,177 since we began measuring on 7 August 2026

Risers and fallers across the register · movement among entries of 31,623–100,000.

Register entry

Telegram ID-1001558659016
TypeChannel
Username@Science_and_tech_upsc
CreatedBetween 1 August 2021 and 28 February 2023 — estimated from Telegram’s id allocation, not measured. How this range is calculated.
First recorded7 August 2026
Last confirmed live22 October 2026
Measurements held45
Confirmed unchanged1 time, most recently 22 October 2026
On Telegramt.me/Science_and_tech_upsc

Topic

Education — a classification, not a measurement. An on-box language model (Qwen3.6-35B-A3B-FP8, prompt version 1) read this channel’s own recent posts on 9 September 2026 and assigned it the closest of 31 fixed categories, at 97% confidence. This is a model’s judgement about what the channel is likely to be about, not a fact this register measured the way a subscriber count or a view count is measured — it can be revised on a later pass, and it carries no weight anywhere else on this page. How this classification works, and why it has no browse page of its own yet.

Growth

41,02242,19941,610.57 August 2026 — 42,199 subscribers7 August 2026 — 42,199 subscribers7 August 2026 — 42,185 subscribers9 August 2026 — 42,171 subscribers10 August 2026 — 42,149 subscribers11 August 2026 — 42,129 subscribers12 August 2026 — 42,116 subscribers13 August 2026 — 42,108 subscribers14 August 2026 — 42,076 subscribers16 August 2026 — 42,056 subscribers17 August 2026 — 42,023 subscribers18 August 2026 — 42,013 subscribers19 August 2026 — 42,001 subscribers20 August 2026 — 41,988 subscribers21 August 2026 — 41,972 subscribers23 August 2026 — 41,948 subscribers24 August 2026 — 41,907 subscribers25 August 2026 — 41,898 subscribers26 August 2026 — 41,882 subscribers27 August 2026 — 41,865 subscribers28 August 2026 — 41,840 subscribers29 August 2026 — 41,839 subscribers30 August 2026 — 41,829 subscribers31 August 2026 — 41,823 subscribers1 September 2026 — 41,816 subscribers2 September 2026 — 41,800 subscribers4 September 2026 — 41,786 subscribers7 September 2026 — 41,726 subscribers10 September 2026 — 41,667 subscribers12 September 2026 — 41,636 subscribers14 September 2026 — 41,604 subscribers16 September 2026 — 41,583 subscribers18 September 2026 — 41,548 subscribers1 October 2026 — 41,341 subscribers6 October 2026 — 41,242 subscribers10 October 2026 — 41,178 subscribers14 October 2026 — 41,142 subscribers15 October 2026 — 41,130 subscribers16 October 2026 — 41,118 subscribers17 October 2026 — 41,103 subscribers18 October 2026 — 41,092 subscribers19 October 2026 — 41,072 subscribers20 October 2026 — 41,053 subscribers21 October 2026 — 41,039 subscribers22 October 2026 — 41,022 subscribers7 August 202622 October 2026
45 measurements spanning 76 days, net -1,177. Dots are measurements; the straight line between them is drawn to join them, not to claim we know the path taken in between — snapshots are recorded only when a count changes, so gaps mean “no change observed”, never “interpolated”. The vertical axis spans 40,845–42,376 and does not start at zero.
Measurement log — every subscribers count we have recorded, most recent 20 of 45
Measured (UTC)SubscribersChange
22 Oct 2026, 06:5741,022-17
21 Oct 2026, 00:3941,039-14
20 Oct 2026, 02:3741,053-19
19 Oct 2026, 05:4641,072-20
18 Oct 2026, 08:1841,092-11
17 Oct 2026, 06:3141,103-15
16 Oct 2026, 06:0641,118-12
15 Oct 2026, 03:5641,130-12
14 Oct 2026, 00:2841,142-36
10 Oct 2026, 23:3741,178-64
6 Oct 2026, 19:3641,242-99
1 Oct 2026, 18:0041,341-207
18 Sept 2026, 13:3941,548-35
16 Sept 2026, 03:5941,583-21
14 Sept 2026, 08:4041,604-32
12 Sept 2026, 15:1941,636-31
10 Sept 2026, 11:5741,667-59
7 Sept 2026, 08:1941,726-60
4 Sept 2026, 13:3841,786-14
2 Sept 2026, 22:1541,800first reading

Engagement

108 posts held, back to 29 July 2026 — the reader has not yet reached the start of this channel’s public history, so older posts may sit further back, unread. Read across 140 pages of Telegram’s post history, 20 posts per page.

ERR · 30 days
2.56%
avg views ÷ 41,022 subscribers
Avg views / post
1,050
12 posts measured
Reaction rate
—
this channel exposes no reaction counts
Posts in window
12
of 108 held

ERR is average views per post over the last 30 days divided by subscribers, the definition TGStat uses, so this figure is comparable with the one you will see elsewhere. It falls structurally as a channel grows: a high ERR on a small channel and a low one on a large channel describe reach mathematics, not quality. We publish the figure and the sample it came from and pass no verdict on it.

ER is defined industry-wide as (forwards + reactions + comments) ÷ views — note the denominator is views, not subscribers. Telegram’s public web preview carries views and reactions but not forward or comment counts, so the reaction rate above is the reactions term only and is therefore a floor: the true ER for this channel is higher by an amount we have not measured and will not estimate.

What these figures were computed from
WindowRolling 30 days · latest post in window 17 October 2026
Posts held108 (29 July 2026 – 17 October 2026)
Views total12,606
Reactions total—
Forwards / commentsnot exposed by the public surface — not measured, not estimated
Readings taken19 Oct 2026, 07:02 UTC

Views are a single reading per post, taken at the time above. A post published in the last day or two is still accumulating views, which pulls the 30-day average down slightly. That is a property of the standard definition rather than a fault in it, so we keep the definition rather than “correcting” the number into something nobody can reproduce.

Precision. Telegram publishes view counts on its public widget in short form — 8.12K, 3.7M — so any reading at or above 1,000 reaches us rounded to three significant figures, and only counts below 1,000 are exact. Averages and rates derived from them are shown to the same precision rather than to the unit: a figure like 3,701,250 would assert digits nobody measured.

Reaction counts are published per emoji and rounded the same way, so a total below 1,000 is exact and a larger one is a sum that may carry a rounded component from each emoji above 1,000. Because it is a sum, it does not look rounded — read a large reaction total as three significant figures per contributing emoji rather than as the figure it prints.

What this channel posts

Video runtime
5m 04s
Average length
38s

Measured directly from 8 videos with a duration reading, out of the posts we hold for this channel — not this channel’s whole posting history, only the sample this register has actually read. An exact reading to the second, taken from the post itself rather than from Telegram’s own rounded chrome, so it carries no ≈ mark.

Recent posts

17 Oct 2026, 05:49 UTC373 viewsread 19 October 2026
File

How rogue AI agents targeted Indian firms and accessed sensitive data

17 Oct 2026, 03:44 UTC437 viewsread 19 October 2026
Photo

Indian scientists identify a few Martian analogue sites ◉ Two key minerals identified in areas of Tamil Nadu and the Atacama Desert in Chile, which reflect geological, chemical, and physical similarities with Mars, have helped establish these as Martian analogue sites. ◉ In the era of intense planetary exploration, identifying terrestrial analogue sites has become a pressing requirement, as recent studies demonstra…

15 Oct 2026, 11:24 UTC579 viewsread 19 October 2026
File

2026 Physics Nobel: The science of ‘neutrinos’, ‘ghost’ particles that can reveal universe’s mysteries

15 Oct 2026, 11:24 UTC568 viewsread 19 October 2026
File

Nobel Medicine Prize 2026: How three scientists discovered a way to control brain cells with light

15 Oct 2026, 11:21 UTC567 viewsread 19 October 2026
Video

Remembering the Missile Man of India Dr. A.P.J. Abdul Kalam on his birth anniversary. A soul who taught us to dream beyond limits and serve with purpose. 🙏🇮🇳

12 Oct 2026, 13:40 UTC953 viewsread 19 October 2026

I am Vishal Salsekar, faculty of History and International Relations. I have started free Modern Indian History Classes on my channel and 6 classes are already live on the channel. Rest will be uploaded with 2 classes per week. Complete Modern History will be covered in around 6 weeks. These videos can also help the students to understand History of Modern India for UPSC, state PCS and other exams. It will help you …

7 Oct 2026, 11:21 UTC≈1,530 viewsread 19 October 2026
Photo

The Royal Swedish Academy of Sciences has decided to award the 2026 Nobel Prize in Chemistry to Henri B. Kagan and Kenso Soai “for the discovery of non-linear effects and autocatalysis in asymmetric organic synthesis.”

6 Oct 2026, 16:11 UTC≈1,560 viewsread 19 October 2026
Photo

India successfully demonstrates its first free space quantum-secure communication link for over 5.5 km

Showing the 12 most recent of 108 posts we hold for @Science_and_tech_upsc. View and reaction counts are the latest single reading for each post, not a live figure, and a recent post is still accumulating both. A view count marked ≈ was rounded by Telegram before we ever saw it — t.me prints views in full below 1,000 and to three significant figures above, so ≈1,200,000 means somewhere between 1,150,000 and 1,249,999. Unmarked counts are exact. Text is reproduced from the public post preview and truncated for length.

Forward network

Republished by

Channels on the register that have forwarded this channel's posts into their own feed.

Republishes

Channels on the register whose posts this channel has forwarded.

Built only from forwarded posts we have actually read, on both sides. Coverage is early and deliberately incomplete: a missing link means we have not read the post that would prove it, never that the relationship does not exist. Counts are distinct forwarded posts observed, so they only ever go up as we read more.

Mentions

A mention is a weaker signal than a forward and is counted separately for that reason — naming a channel is not republishing it, and a handle in a post body is easy to place deliberately. The post counts beside each row below are distinct posts in which the handle appeared, from posts we have read on both sides — the “Named by N registered channels” figure above is a different count, of distinct NAMING CHANNELS rather than posts, and is not the sum of the rows under it.

Channels Telegram recommends alongside this one

Telegram’s own answer, not this register’s. When this register asks Telegram’s API what is similar to this channel, this is the list it returns, in the exact order Telegram returns it — never re-sorted by subscribers or by anything else this register measures. The relationship, and the order, are Telegram’s; we record them and date them, and make no claim of our own about which of these channels actually resemble this one.

UPSC Art and Culture
@upsc_art_and_culture_notes · 42,242
#1
UPSC Environment Ecology Prelims National Parks
@UPSC_Environment_Ecology_Prelims · 35,728
#2
Government Schemes
@upsc_government_schemes_4_exams · 35,846
#3
SOMP(Strategy Oriented Mentorship Program)
@SOMPGUIDANCE · 93,226
#4
MENTORA IAS™
@MENTORAIAS · 75,363
#5
Upsc Science and technology
@upsc_science_and_technology · 33,145
#6
UPSC CSE Topper by Vikas Dhayal
@csetopper · 174,450
#7
UPSC Economy
@Upsc_4_economy · 48,937
#8
CSE EXAM upsc prelims mains CAPF CDS NDA
@CSE_EXAM · 91,479
#9
UPSC MAINS MODEL ANSWER
@upsc_mains_model_answer · 88,618
#10
UPSC PIB NEWS current affairs polity geography science economy government schemes ir prelims mains
@PIB_UPSC · 70,338
#11
InsightsIAS (official) Guidance - Tips for Success
@insightsIAStips · 189,390
#12
UPSC current magazine
@currentmagazines · 44,981
#13
KARMAYOGI IAS by Aditya sir
@karmayogi_ias · 54,495
#14
Geography Optional 2026/27
@Learn_Geography_Optional · 8,837
#15
Convert IAS - Official
@Convert_IAS · 134,809
#16
UPSC Mapping Prelims Mains UPPSC mppsc bpsc
@Mapping_prelims_mains · 51,205
#17
Government Schemes UPSC
@upsc_government_scheme · 42,572
#18
IASbaba (Official) Telegram Channel
@IASbabaOfficialAccount · 75,479
#19
theIAShub - MK Yadav
@theiashub · 40,355
#20
Enlight IAS (Official)
@EnlightIAS8_official · 134,623
#21
UPSC PRELIMS MCQs
@upsc_prelims_mcqs · 35,817
#22
UPSC - Previous year questions MCQ Quiz
@upsc_prelims_mcq_pyq_quiz · 61,949
#23
Sunya IAS Short Notes
@sunyanotes50 · 190,472
#24
UPSC History
@Upsc_4_history · 49,305
#25
UPSC IR ( MINDMAPS)
@UPSC_irmindmaps_di_mains_prelims · 45,767
#26
UPSC society mains
@upsc_society_gs · 31,627
#27
Anmol Vachan Quotes ( UPSC prelims mains ) motivation essay ethics
@anmolvachan1 · 54,989
#28
Environment & Ecology UPSC prelims mains
@Upsc_4_environment · 29,823
#29
Vision IAS (Official)
@VisionIAS_UPSC · 395,926
#30
PRELIMS TRICKS
@prelims_tricks · 46,060
#31
UPSCPrep.com
@UPSCprepIAS · 202,423
#32
ENVIRONMENT MINDMAPS
@upsc_environment_mind_maps · 8,328
#33
LEGEND BHAIYA UPSC
@legendbhaiyaupsc · 108
#34
VK IAS by Vikas kanukollu (VK)
@hinduhighlights · 133,025
#35
UPSC PIB NEWS
@UPSC_PIB_NEWS · 46,290
#36
UPSC GEOGRAPHY MINDMAPS NOTES
@upsc_geography_mindmaps_notes · 36,677
#37
UPSC-CSE with Team GG 🗿
@TeamKJS · 84,583
#38
Vyasa IAS (Official)
@vyasaiasofficial · 20,844
#39
CSAT - by Sunya IAS
@CsatSunyaIAS · 50,589
#40
UPSC Cafe
@UPSCcafenotes · 7,725
#41
UPSC COPY CENTER
@upsccopycenter · 1,341
#42
Vajiram and Ravi Official Channel
@vajiramandraviofficial · 281,837
#43
UPSC MINDMAPS diagrams
@Mindmaps_4_upsc · 44,453
#44
UPSC Environment Ecology Agriculture Notes
@UPSC_Environment_Ecology_Notes · 36,041
#45
FREE UPSC MATERIAL
@freeupscmaterials2026 · 22,378
#46
Upsc prelims MCQ
@upsc_prelims_test_mcq · 48,913
#47
UPSC HISTORY NOTES
@upsc_modern_history_notes · 19,115
#48
UPSC Editorial analysis
@upsc_the_hindu_ie_editorial · 51,166
#49
UPSC Material 2027
@upscpdfs25 · 34,201
#50
UPSC Prelims 2027
@upsc_prelims_2027_28 · 45,516
#51
UPSC-CSE Learn with Fazal
@economyforyoubyfazal · 7,360
#52
UPSC Material 2026
@Free_prelims_Testseries · 20,350
#53
Free UPSC Materials
@upscfreematerialsufm · 22,631
#54
CSE RESOURCES
@cseresource · 41,263
#55
UPSC LAXMIKANT POLITY MINDMAPS NOTES©️
@polity_mindmaps · 43,142
#56
Agents of UPSC CSE 🚩
@AgentsofUPSC · 13,676
#57
The Indian Express
@indianexpress · 121,625
#58
Upsc science and technology Mcqs
@upsc_sci_tech_mcq · 39,925
#59
UPSC FIX 2026 - 27 - 28
@UPSCFIX · 87,376
#60
Akhil Buddhi, IAS - UPSC, APPSC, TGPSC
@akhil_buddhi · 96,100
#61
UPSC Ethics
@Ethics_For_UPSC_Mains · 43,056
#62
UPSC My Last Attempt
@UPSCmylastattempt · 5,718
#63
study for civil services
@studyforcivilservices · 289,825
#64
IAS CLOUD
@ias_cloud · 18,658
#65
Study Smart IAS PCS
@StudySmartIASPCS · 32,026
#66
ONLY IAS TEST SERIES
@only_ias_test_series_z · 8,348
#67
UPSC PYQs - MCQ Quiz Prelims Questions
@UPSC_Previous_Year_Questions · 25,146
#68
UPSC Mains Notes
@UPSC_Mains_Notes_Materials · 67,162
#69
NEXT IAS (Official)
@nextiasofficial · 53,049
#70
Dream Post- The Hindu & The Indian Express Highlights (Prelim, Mains, PSIR, Essay, Interview)
@Dream_Post_Hindu_News_Editorial · 7,450
#71
Quotes for UPSC
@quotesforupsc · 19,533
#72
UPSC Analytica
@UPSC_Analytica · 12,596
#73
UPSC TEST SERIES
@upsc_test_series_hub · 62,006
#74
Ateeq Mentorship for UPSC
@UPSC_ATEEQ · 6,714
#75
IASExam-Congress
@IASExamcongress · 38,454
#76
JUST UPSC PYQ
@justupscpyq · 33,290
#77
UPSC MAPPING - 2027
@places_in_news_upsc · 40,554
#78
Art and culture
@Art_culture12 · 6,302
#79
Modern India via mind map
@upsc_uppsc_modernhistory_diagram · 6,949
#80
CSK'S CSAT OFFICIAL by Sathish & Team
@CSK_CSAT_OFFICIAL · 48,812
#81
UPSC PCS Notes 2027
@upscpcsnotes26 · 33,434
#82
CSE 2025 marksheet
@cse25marks · 31,635
#83
Art and Culture Notes
@art_and_culture_notes_upsc · 36,056
#84
GSWS Helper
@GSWSHelper · 83,842
#85

Read from Telegram’s recommendation API, most recently 29 August 2026. Telegram holds a list like this for a small and growing share of the register — how this is measured, and why most channel pages show nothing here.

Appears in Telegram’s recommendations for other channels

The reverse of the list above, and a different kind of signal. This does not require this channel to have ever been asked about directly — each row below is a channel we DID ask Telegram about, whose Telegram-generated list happened to include this one. A channel can appear here with an empty list above it, because being named by someone else’s query is independent of having been queried itself.

UPSC Art and Culture
@upsc_art_and_culture_notes · 42,242
Telegram ranks this channel #1 of 85 here — alongside 84 others — read 28 August 2026
UPSC HISTORY NOTES
@upsc_modern_history_notes · 19,115
Telegram ranks this channel #2 of 79 here — alongside 78 others — read 2 October 2026
UPSC Environment Ecology Prelims National Parks
@UPSC_Environment_Ecology_Prelims · 35,728
Telegram ranks this channel #2 of 93 here — alongside 92 others — read 1 September 2026
Government Schemes
@upsc_government_schemes_4_exams · 35,846
Telegram ranks this channel #2 of 85 here — alongside 84 others — read 1 September 2026
UPSC GEOGRAPHY MINDMAPS NOTES
@upsc_geography_mindmaps_notes · 36,677
Telegram ranks this channel #3 of 75 here — alongside 74 others — read 31 August 2026
Free UPSC Materials
@upscfreematerialsufm · 22,631
Telegram ranks this channel #6 of 71 here — alongside 70 others — read 19 September 2026
UPSC POLITY MINDMAPS
@upsc_polity_mind_maps · 24,212
Telegram ranks this channel #7 of 67 here — alongside 66 others — read 15 September 2026
UPSC PRELIMS MCQs
@upsc_prelims_mcqs · 35,817
Telegram ranks this channel #10 of 85 here — alongside 84 others — read 1 September 2026
UPSC LAXMIKANT POLITY MINDMAPS NOTES©️
@polity_mindmaps · 43,142
Telegram ranks this channel #10 of 65 here — alongside 64 others — read 28 August 2026
Upsc Science and technology
@upsc_science_and_technology · 33,145
Telegram ranks this channel #12 of 85 here — alongside 84 others — read 4 September 2026
UPSC Economy
@Upsc_4_economy · 48,937
Telegram ranks this channel #12 of 87 here — alongside 86 others — read 25 August 2026
UPSC Environment Ecology Agriculture Notes
@UPSC_Environment_Ecology_Notes · 36,041
Telegram ranks this channel #13 of 85 here — alongside 84 others — read 1 September 2026
UPSC current magazine
@currentmagazines · 44,981
Telegram ranks this channel #14 of 87 here — alongside 86 others — read 27 August 2026
IASbaba (Official) Telegram Channel
@IASbabaOfficialAccount · 75,479
Telegram ranks this channel #16 of 90 here — alongside 89 others — read 19 August 2026
UPSC history MCQs
@upsc_prelims_history_mcq · 46,326
Telegram ranks this channel #17 of 89 here — alongside 88 others — read 26 August 2026
UPSC MAINS MODEL ANSWER
@upsc_mains_model_answer · 88,618
Telegram ranks this channel #17 of 90 here — alongside 89 others — read 17 August 2026
Art and Culture Notes
@art_and_culture_notes_upsc · 36,056
Telegram ranks this channel #18 of 64 here — alongside 63 others — read 1 September 2026
UPSC society mains
@upsc_society_gs · 31,627
Telegram ranks this channel #19 of 87 here — alongside 86 others — read 5 September 2026
UPSC MAPPING - 2027
@places_in_news_upsc · 40,554
Telegram ranks this channel #19 of 77 here — alongside 76 others — read 29 August 2026
Government Schemes UPSC
@upsc_government_scheme · 42,572
Telegram ranks this channel #20 of 83 here — alongside 82 others — read 29 August 2026
IAS CLOUD
@ias_cloud · 18,658
Telegram ranks this channel #21 of 76 here — alongside 75 others — read 5 October 2026
theIAShub - MK Yadav
@theiashub · 40,355
Telegram ranks this channel #21 of 81 here — alongside 80 others — read 31 August 2026
UPSC History
@Upsc_4_history · 49,305
Telegram ranks this channel #21 of 92 here — alongside 91 others — read 25 August 2026
Upsc science and technology Mcqs
@upsc_sci_tech_mcq · 39,925
Telegram ranks this channel #22 of 88 here — alongside 87 others — read 29 August 2026

This channel appears in 52 seed channels' Telegram-generated recommendation lists in total, of which the 24 where it ranks highest are shown above. Each is Telegram’s list for THAT channel, not this one — see how this is measured.

Cite this entry

A live page changes as we take new readings, so a citation should name the measurement it is based on, not just the URL. The line below cites the subscriber count as measured 22 October 2026 — this entry's latest reading, not the date you are reading this.

“UPSC Science and Technology” (@Science_and_tech_upsc), 41,022 subscribers as measured 22 October 2026. Telegram Register, tgregister.com/channel/Science_and_tech_upsc.

Full measurement history, CC BY 4.0. Every reading this register holds for this entry, not just the latest one, as a dated, downloadable record: CSV · JSON. Free to use with attribution to tgregister.com. Each file carries its own generation timestamp, which is the figure to cite for exactly when the data was retrieved.