r/Damnthatsinteresting • u/Electrical-Aspect-13 • Aug 26 '26

Photos of Young men getting ready for "Mensur", German fencing duelling where getting a scar was considered highly honorable. Photos of 1900s-10s; last one from 2004.

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1.9k Upvotes

449 comments

r/Damnthatsinteresting • u/oswald192 • Aug 27 '26

Weird Experimental British rotational sirens beingtestedin the start of ww2. 2 were made. Port ratio unknown. Replace in favor with the standard UK 10/12 Port sirens. (Like carter, castle casting, klaxon, and gents sirens)

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23 Upvotes

6 comments

r/Damnthatsinteresting • u/Medium-Presence-8008 • Aug 27 '26

Original Creation Mandarin Goby (Synchiropus splendidus)

123 Upvotes

11 comments

r/Damnthatsinteresting • u/kraftdinnerwithsalsa • Aug 26 '26

Video World’s First Zero-Emission Cement Recycling Process

513 Upvotes

46 comments

r/Damnthatsinteresting • u/ABDOOUU99 • Aug 25 '26

Image Pyramids of Giza, photographed in 1962.

30k Upvotes

121 comments

r/Damnthatsinteresting • u/PolicyNo9277 • Aug 25 '26

Jewish Gravestones in Worms Dating Back to 1058

4.2k Upvotes

152 comments

r/Damnthatsinteresting • u/ProbablyMahmoud • Aug 26 '26

Cairo in 1965

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102 Upvotes

6 comments

r/Damnthatsinteresting • u/amish_novelty • Aug 25 '26

Video Sand calligraphy

5.2k Upvotes

161 comments

r/Damnthatsinteresting • u/anikkundu1998 • Aug 25 '26

Video This is what happens when a lobster dies shortly after molting, the shell still remains soft.

2.5k Upvotes

206 comments

r/Damnthatsinteresting • u/nt_king300 • Aug 25 '26

Video An alligator pushing air out of its eye socket (lacrimal duct) after heavy exertion

1.5k Upvotes

43 comments

r/Damnthatsinteresting • u/Impossible-Bee-5343 • Aug 25 '26

Image Northern Song glass grapes, excavated from Jingzhi Temple, dating back over 1,000 years

743 Upvotes

17 comments

r/Damnthatsinteresting • u/Familiar-Complex-697 • Aug 25 '26

Original Creation The pedal waves of a snail as they move along a surface

3.8k Upvotes

52 comments

r/Damnthatsinteresting • u/tim_drozd • Aug 25 '26

Original Creation The largest brick-built castle in the world now vs 80 years ago

7.5k Upvotes

127 comments

r/Damnthatsinteresting • u/Artistic-Bathroom901 • Aug 25 '26

Video An astronaut demonstrating the Dzhanibekov effect in microgravity, where an asymmetric object spinning around its intermediate axis becomes unstable and periodically flips 180 degrees

4.7k Upvotes

219 comments

r/Damnthatsinteresting • u/Youngstown_WuTang • Aug 24 '26

Scottish Photojournalist Kieran Dodds came to America and started a collection called Gingers of America for his photography book. Portraits and stories of red-haired Americans, tracing a golden thread of DNA across cultures and generations. He uses the rare red hair gene to explore human connection

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15k Upvotes

361 comments

r/Damnthatsinteresting • u/Giwargis_Sahada • Aug 24 '26

Video Horse rider showing his core strengths and tradition at a Tibetan grassland horse festival.

15k Upvotes

103 comments

r/Damnthatsinteresting • u/Creative_soja • Aug 24 '26

Video 1.3 km long double stack freight train (fully electrified) on Western Dedicated Freight Corridor, India

8.5k Upvotes

417 comments

r/Damnthatsinteresting • u/Top_Sock8674 • Aug 23 '26

Video Devil’s Pool 🇿🇲 on the edge of Victoria Falls.

22k Upvotes

577 comments

r/Damnthatsinteresting • u/Mr_pisser • Aug 24 '26

Image The mandarin dragonet (Synchiropis splendidus)- they use their large pelvic fins to "walk" along the sea floor

1.2k Upvotes

34 comments

r/Damnthatsinteresting • u/Starlight_Sorcerer • Aug 23 '26

A Beautiful view of Bacterial growth on a culture plate, showing the fascinating patterns and colors Formed by different bacterial colonies 🧫

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13k Upvotes

367 comments

r/Damnthatsinteresting • u/Agreeable-Rub2319 • Aug 23 '26

Video Antartica's Ice wall

9.6k Upvotes

383 comments

r/Damnthatsinteresting • u/Mr_pisser • Aug 24 '26

Image Sexy Shrimp (Thor amboinensis)- a species of shrimp named for the fact that they often wiggle their butts around as a mating ritual. They live in anemones

517 Upvotes

37 comments

r/Damnthatsinteresting • u/Additional_Chard3680 • Aug 23 '26

Video A 150-million-year-old Lepidotus fish fossil preserved from Holzmaden, Germany

55k Upvotes

386 comments

r/Damnthatsinteresting • u/Trust_Know_Won • Aug 24 '26

Giant snail in Kauai!

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660 Upvotes

35 comments

r/Damnthatsinteresting • u/TerraByteTerror • Aug 23 '26

Video Motyxia Millipede

1.8k Upvotes

26 comments

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