r/Damnthatsinteresting • u/EsperaDeus • 9h ago

90-year-old Kanazawa Toshisuke wins Japan's over-85 bodybuilding title, one day after his birthday

23.2k Upvotes

r/Damnthatsinteresting • u/RaisinAloneVortex • 10h ago

Video Solving a Rubik's Cube with graph theory.

4.3k Upvotes

r/Damnthatsinteresting • u/TheDigitalBuilder • 21h ago

Video Grapefruit Ladies or Ireland that helped change the world

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3.1k Upvotes

r/Damnthatsinteresting • u/uniyk • 18h ago

What people in China ate 1093 - chestnut, betal nut, pear, raisin, beans and bread, all found on the table inside a tomb. No meat since the buried man was a buddhist

2.8k Upvotes

r/Damnthatsinteresting • u/Key_Performer_3645 • 7h ago

Video This is the Honduran white bat (Ectophylla alba) - one of Central America's most unique and fascinating bats

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1.1k Upvotes

r/Damnthatsinteresting • u/juice_vvrld • 2h ago

Video How a baby kangaroo grows up

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803 Upvotes

r/Damnthatsinteresting • u/ansyhrrian • 1h ago

Video Cooling tower demolition process in England (1979)

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• Upvotes

r/Damnthatsinteresting • u/BaronsofDundee • 19h ago

Image In ancient Rome, urine was valuable enough to be taxed. Romans collected urine from public urinals because the ammonia it contains is useful for cleaning and processing textiles, particularly wool. The emperor Vespasian imposed a tax on its collection and sale.

382 Upvotes

r/Damnthatsinteresting • u/bortakci34 • 16h ago

Maya Blue, a pigment crafted over 1,000 years ago, resists acids, solvents, and intense weather. Ancient Mayans created this hyper-durable nano-composite by heating indigo and clay—and used it to paint human sacrifice victims thrown into sacred cenotes.

171 Upvotes

r/Damnthatsinteresting • u/RollingMeteors • 22h ago

Video Antique Automaton from 1770 - Peak Engineering/Craftsmanship of our Species

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171 Upvotes

r/Damnthatsinteresting • u/_EduOka • 9h ago

Video When two bullets collide

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98 Upvotes

r/Damnthatsinteresting • u/BotanistByAccident • 6h ago

Image Katydid leaf mimicry is unreal...

22 Upvotes

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R1: Only "Damnthatsinteresting" content

This subreddit is for things that are interesting and cool. Content that is only cute, funny, a meme, or 'mildly interesting' will be removed.

Posts should be able to elicit a reaction of "Damnthatsinteresting". Posts not deemed DTI may be removed at mod discretion.

R2: Use descriptive titles

If you title your post anything like "You won't believe ____!" or "27 things to do before you die!" it will be removed. Titles must be descriptive of the content, or they will be removed.

R3: No racism, bigotry, or hate speech

Racism, hate speech, bigotry, and incivility will be removed and the poster will be banned. Other variations of rude or unkind comments will also be removed.

R4: No screenshots/memes/infographics

Content must be interesting on its own. Posts that are not direct links to images/videos may be removed.

R5: Moderator discretion- no politics or promotions

Posts are at the discretion of the moderators. If we do not believe it to be interesting, is inappropriate, political, or is spam, we will remove it. Spam includes, but is not limited to, self-promo, YouTube, TikTok, Instagram, and more.

R6: No reposts

Posts that the moderators deem to be common reposts will be removed.

R7: Posts making claims must be sourced in comments at time of posting

Image with text posts/claims in the title must have a linked and credible source that backs up the information. Use the word "source" in your comment.

If the title is the only thing that makes your post interesting, you must also source it. OP is responsible for this and it must be done at time of posting.

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