TIL Lighthouses had different techniques for rotating the light, most being too slow, making the light less visible. Augustin Fresnel proposed a mercury flotation system in 1825. Despite some lenses weighing over 6,000 lbs. the design reduced friction, increased rotation, and ultimately saved lives.
https://ift.tt/2ZsNQov
Submitted February 18, 2021 at 06:48PM by SlothSpeed
via reddit https://ift.tt/3k1glD7
https://ift.tt/2ZsNQov
Submitted February 18, 2021 at 06:48PM by SlothSpeed
via reddit https://ift.tt/3k1glD7
TIL Zipper entrapment is the most common cause of penile trauma in adults, with roughly around 2000 cases yearly.
https://ift.tt/3qwRxFv
Submitted February 18, 2021 at 03:55PM by stevenlele13
via reddit https://ift.tt/3k0oc3W
https://ift.tt/3qwRxFv
Submitted February 18, 2021 at 03:55PM by stevenlele13
via reddit https://ift.tt/3k0oc3W
NCBI Bookshelf
Penile Zipper and Ring Injuries
Injuries to the penis from zipper entrapment are actually the most common cause of penile trauma in adults, with roughly 2,000 reported cases yearly. When they occur, the individual often presents to the emergency department with the prepuce caught in the…
TIL that while there is a large focus on the phenomenon of suicide in Japan / Japanese culture, they actually have lower suicide rates than Belgium, India, South Korea, Russia, and 20+ other countries. Their rate is barely higher than the United States.
https://ift.tt/2ZG18yr
Submitted February 18, 2021 at 06:16PM by holyshitreddit3
via reddit https://ift.tt/3bgprrU
https://ift.tt/2ZG18yr
Submitted February 18, 2021 at 06:16PM by holyshitreddit3
via reddit https://ift.tt/3bgprrU
Wikipedia
List of countries by suicide rate
Wikimedia list article
TIL the concept of "Casual Fridays" began in Hawaii as "Aloha Fridays" as a way for the Hawaiian Fashion Guild to sell more Hawaiian clothing
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Submitted February 18, 2021 at 07:25PM by JakeCameraAction
via reddit https://ift.tt/3bjY8wQ
https://ift.tt/3qyexE1
Submitted February 18, 2021 at 07:25PM by JakeCameraAction
via reddit https://ift.tt/3bjY8wQ
Wikipedia
Aloha shirt
loose-fitting short-sleeve shirts of brightly colored fabric in tropical prints
TIL that mammoths were known to indigenous Ugric peoples before Europeans, but they conceived of it as a water spirit or a giant burrowing rodent. The word mammoth even comes from an Ugric term meaning "earth horn"
https://ift.tt/2ZtDdBW
Submitted February 18, 2021 at 03:06PM by 123420tale
via reddit https://ift.tt/2LZYBvk
https://ift.tt/2ZtDdBW
Submitted February 18, 2021 at 03:06PM by 123420tale
via reddit https://ift.tt/2LZYBvk
Wikipedia
Mammoth
A mammoth is any species of the extinct elephantid genus Mammuthus, one of the many genera that make up the order of trunked mammals called proboscideans. The various species of mammoth were commonly equipped with long, curved tusks and, in northern species…
TIL that the common practice of adding "All rights reserved" to copyright notices came from a treaty in 1910, but as of 2000 it has become obsolete and is no longer needed.
https://ift.tt/1OFzsgw
Submitted February 18, 2021 at 05:23PM by goyney
via reddit https://ift.tt/2OPAdhb
https://ift.tt/1OFzsgw
Submitted February 18, 2021 at 05:23PM by goyney
via reddit https://ift.tt/2OPAdhb
Wikipedia
All rights reserved
phrase indicating that a work does not have a general license and thus individual rights-grants must be applied for; in some jurisdictions at some times, serves as a required copyright notice
TIL that Waluigi wasn’t actually created by Nintendo- he was created by Camelot designer Fumihide Aoki solely for the purpose of being Wario’s duos partner/Luigi’s rival in Mario Tennis N64
https://ift.tt/3udACKk
Submitted February 18, 2021 at 06:36PM by PapaMoe1895
via reddit https://ift.tt/3px6NRu
https://ift.tt/3udACKk
Submitted February 18, 2021 at 06:36PM by PapaMoe1895
via reddit https://ift.tt/3px6NRu
Gamecrate
A brief history of Waluigi
“Waluigi for Smash!” the meme-lords cry. As fan-requested characters like Simon Belmont, Ridley, and King K.
TIL Avocado's were domesticated 5,000 years ago, making the cultivation of avocado's as old as the wheel.
https://ift.tt/3pwhzrd
Submitted February 18, 2021 at 08:52PM by PlaneBorn9057
via reddit https://ift.tt/3k1A2e1
https://ift.tt/3pwhzrd
Submitted February 18, 2021 at 08:52PM by PlaneBorn9057
via reddit https://ift.tt/3k1A2e1
Avocados From Mexico
Avocado History | Avocados From Mexico
Want to know where the original avocados came from? Avocados from Mexico shares more about the history of avocados and how they became a popular superfood.
TIL that in Switzerland prostitution was legal for 16 year old girls until a law raised the legal age to 18 years in 2013.
https://ift.tt/3axstZt
Submitted February 18, 2021 at 09:48PM by RevolutionOnTheMoon
via reddit https://ift.tt/2NBBurE
https://ift.tt/3axstZt
Submitted February 18, 2021 at 09:48PM by RevolutionOnTheMoon
via reddit https://ift.tt/2NBBurE
CBC
Switzerland raises legal prostitution age to 18 | CBC News
Switzerland has raised the legal age of prostitution by two years, in a measure that brings it in line with an international convention it signed in 2010.
TIL that Brain scans found that women are more responsive to romance after they have been fed. Food is the way to women’s heart, as well.
https://ift.tt/1J75OBf
Submitted February 18, 2021 at 11:10PM by Marjorie894888456
via reddit https://ift.tt/2ZtzKDp
https://ift.tt/1J75OBf
Submitted February 18, 2021 at 11:10PM by Marjorie894888456
via reddit https://ift.tt/2ZtzKDp
Time
The Effect Eating Has on Female Desire: Study
Scientists have found the flipside to being hangry
TIL: Sweden has a hotel for sourdough starters that cares for travelers’ bread dough while they go traveling.
https://ift.tt/3pxTcth
Submitted February 19, 2021 at 01:14AM by Time_Limit
via reddit https://ift.tt/3pzOXgT
https://ift.tt/3pxTcth
Submitted February 19, 2021 at 01:14AM by Time_Limit
via reddit https://ift.tt/3pzOXgT
Vice
Step Inside This Bread Dough Hotel in Sweden
At the Arlanda airport in Stockholm, the bakery RC Chocolat runs a 24-hour hotel for sourdoughs. Anyone can store their dough there and be sure that it will be fed, massaged, and well taken care of.
TIL that the oldest known domesticated dog remains are over 14,000 years old. The dog died young and is unlikely to have been much use to humans. Nevertheless, it was buried in an elaborate grave alongside two humans.
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Submitted February 19, 2021 at 02:01AM by Rob-With-One-B
via reddit https://ift.tt/3drr9Jq
https://ift.tt/3bnpvWC
Submitted February 19, 2021 at 02:01AM by Rob-With-One-B
via reddit https://ift.tt/3drr9Jq
Wikipedia
Origin of the domestic dog
aspect of history
TIL in 1965, a Swedish student was told by his fiancée in East Germany that she would never be able to leave the country to live with him in Sweden. Undeterred, he took flying lessons for a year, illegally flew a Cessna from Austria into Czechoslovakia, smuggled her out, and married her in Sweden
https://ift.tt/3dltENA
Submitted February 19, 2021 at 04:03AM by tpjv86b
via reddit https://ift.tt/37v1cFk
https://ift.tt/3dltENA
Submitted February 19, 2021 at 04:03AM by tpjv86b
via reddit https://ift.tt/37v1cFk
www.pprune.org
Escape from Eastern Germany in a C150 in the 1960's [Archive] - PPRuNe Forums
[Archive] Escape from Eastern Germany in a C150 in the 1960's Aviation History and Nostalgia
TIL Although the Red Baron was their enemy the British respect for him was such that upon his death he was buried with full military honours by No.3 Squadron of the Australian Flying Corps who had recovered his body in Northern France.
https://youtu.be/GUk1129fUf4
Submitted February 19, 2021 at 12:14AM by Unable-Dragonfly1298
via reddit https://ift.tt/3sabBxM
https://youtu.be/GUk1129fUf4
Submitted February 19, 2021 at 12:14AM by Unable-Dragonfly1298
via reddit https://ift.tt/3sabBxM
YouTube
The Red Baron | Mini Military Biographies | S1 Ep 3 | History Radar |
Who was the infamous Red Baron of WWI? Watch this video to find out.Don't forget to like and subscribe for more military content!#ww1 #military #redbaron #hi...
TIL about the Fast Inverse Square Root, an ingenious set of code that quickly calculated accurate square roots in Quake 3 using floating points and Newton's method. However, it is not exactly known who on the dev team implemented the code.
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Submitted February 19, 2021 at 01:18AM by IAmSixSyllables
via reddit https://ift.tt/3qz4cHX
https://ift.tt/1gjcknX
Submitted February 19, 2021 at 01:18AM by IAmSixSyllables
via reddit https://ift.tt/3qz4cHX
Wikipedia
Fast inverse square root
root-finding algorithm
TIL during the filming of "Trading Places", Aykroyd's and Murphy's presence on the floor distracted the active traders and over $6 billion of trading had to be halted
https://ift.tt/1MJ3tti
Submitted February 19, 2021 at 04:28AM by Glittering-Start-105
via reddit https://ift.tt/37v4BUC
https://ift.tt/1MJ3tti
Submitted February 19, 2021 at 04:28AM by Glittering-Start-105
via reddit https://ift.tt/37v4BUC
Wikipedia
Trading Places
1983 comedy film directed by John Landis
TIL in 2012, Jihadists armed with a sharpened crutch and explosives attempted to hijack a plane by telling passengers "anyone who stands up will die". They were successfully beaten into submission after a passenger yelled "Come on! Let's stand up and fight them". Two hijackers died.
https://ift.tt/1tkB09o
Submitted February 19, 2021 at 05:24AM by GenocideSolution
via reddit https://ift.tt/3pyvsFi
https://ift.tt/1tkB09o
Submitted February 19, 2021 at 05:24AM by GenocideSolution
via reddit https://ift.tt/3pyvsFi
Wikipedia
Tianjin Airlines Flight 7554
attempted hijacking
TIL when NASA used electronic computers for the first time - to calculate John Glenn's orbit around Earth - officials called on Katherine Johnson to verify the computer's numbers; Glenn had asked for her specifically and had refused to fly unless Johnson verified the calculations.
https://ift.tt/2HQDxlc
Submitted February 19, 2021 at 09:42AM by riedmae
via reddit https://ift.tt/2ZuLF3L
https://ift.tt/2HQDxlc
Submitted February 19, 2021 at 09:42AM by riedmae
via reddit https://ift.tt/2ZuLF3L
BBC News
Katherine Johnson: Hidden Figures Nasa mathematician dies at 101
Ms Johnson, who helped launch the first American into orbit, was portrayed in the film Hidden Figures.
TIL: Figure Skating got its name from skaters' abilities to trace patterns on the ice to be judged for motor control and accuracy. The rise of broadcasting the sport made the art difficult to follow on TV, so tracing was dropped in 1991, and younger athletes began winning based on difficult leaping.
https://ift.tt/3k0T3NT
Submitted February 19, 2021 at 07:09AM by MississippiJoel
via reddit https://ift.tt/3ka8aVm
https://ift.tt/3k0T3NT
Submitted February 19, 2021 at 07:09AM by MississippiJoel
via reddit https://ift.tt/3ka8aVm
Encyclopedia Britannica
Figure skating - Recent trends and changes
Figure skating - Figure skating - Recent trends and changes: During the Cold War (1947–89), judges tended to vote in East-West blocs, a practice that influenced the outcomes of some close competitions. The Soviet Union, East Germany, Czechoslovakia, Hungary…
TIL the highest grossing basketball movie of all time is Space Jam
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Submitted February 19, 2021 at 02:18AM by phillywillyhead
via reddit https://ift.tt/3dpVmIY
https://ift.tt/2OI22rw
Submitted February 19, 2021 at 02:18AM by phillywillyhead
via reddit https://ift.tt/3dpVmIY
Wikipedia
List of highest-grossing sports films
The following is a list of highest-grossing sport films of all time, the highest grossing sport film franchises and series, the highest-grossing films by sport, the highest-grossing sports films by year, timeline of highest-grossing sports films and Sport…
TIL Stevie Wonder wasn't actually born blind, but became so at six weeks old due to the incubator he was placed in after birth containing too much oxygen and causing the condition Retinopathy of Prematurity.
https://ift.tt/2Nk2dZU
Submitted February 19, 2021 at 10:50AM by hanky1979
via reddit https://ift.tt/2NF75IO
https://ift.tt/2Nk2dZU
Submitted February 19, 2021 at 10:50AM by hanky1979
via reddit https://ift.tt/2NF75IO
Smooth
Why is Stevie Wonder blind? How the iconic soul singer lost his sight
The fact that soul legend Stevie Wonder is blind adds an unbelievable aspect to his incredible music. But how did Stevie Wonder become blind and how does he play the piano without sight?