TIL about low-background steel. That is steel from ships that sank prior to the detonation of the first nuclear bomb. Because of that the steel is not contaminated by radiation and harvested to be used in medical equipment or Geiger counters.
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Submitted July 12, 2020 at 01:38PM by capribex
via reddit https://ift.tt/2CpcBtu
https://ift.tt/2Pt875Q
Submitted July 12, 2020 at 01:38PM by capribex
via reddit https://ift.tt/2CpcBtu
Chemistry World
Low-background steel
Post-nuclear steel is a little bit radioactive, so for some specialist jobs we need to find a source of steel from before the bomb
TIL that a device called a 'Teasmade' was popular in the 60s and 70s in the UK, an alarm clock which also made tea, ensuring it was ready upon waking up.
https://ift.tt/1As9Vjn
Submitted July 12, 2020 at 02:21PM by sacleocheater
via reddit https://ift.tt/2CwAwqP
https://ift.tt/1As9Vjn
Submitted July 12, 2020 at 02:21PM by sacleocheater
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Wikipedia
Teasmade
automatic tea-making machine
TIL in 2014 the band Vulfpeck released 'Sleepify', an album consisting of 10 roughly 30-second-long tracks of silence. The band encouraged consumers to play 'Sleepify' on Spotify in a loop while they slept. They got $20,000 of royalties, which they used to fund a free concert tour.
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Submitted July 12, 2020 at 02:57PM by woolsprout
via reddit https://ift.tt/3efzxZu
https://ift.tt/2Zlpgqz
Submitted July 12, 2020 at 02:57PM by woolsprout
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Billboard
Vulfpeck's Half-Joke 'Silent Album' Made Some Serious Cash
Los Angeles groove band Vulfpeck’s silent album ‘Sleepify’ may have been a mere prank intended to rack up play counts and royalties, or perhaps it was a more sophisticated act of digital performance art.
TIL about the 'cyber seat', the world's first park bench with free internet. It was installed in the UK in 2001 by Microsoft. Within days, two teens had plugged their house phone into it, attempting to call Bill Gates to say 'we are calling you from your bench'. They managed to reach his secretary.
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Submitted July 12, 2020 at 03:49PM by mrlonelywolf
via reddit https://ift.tt/3h3bhf5
https://ift.tt/3iVdgnd
Submitted July 12, 2020 at 03:49PM by mrlonelywolf
via reddit https://ift.tt/3h3bhf5
news.bbc.co.uk
BBC News | SCI/TECH | Bad start for internet bench
Two teenagers make free international calls from the world's first internet bench.
TIL After Polio started spreading, swimming pools and movie theaters were closed every summer for forty years.
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Submitted July 12, 2020 at 03:53PM by Switched_On_SNES
via reddit https://ift.tt/3gNMBXJ
https://ift.tt/2JAqXYu
Submitted July 12, 2020 at 03:53PM by Switched_On_SNES
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Discover Magazine
The Deadly Polio Epidemic and Why It Matters for Coronavirus
Polio was nearly eradicated with the Salk vaccine in 1955. At the time, little was known about this mysterious disease that paralyzed and sometimes killed young children.
TIL Mulan has the highest kill-count of any Disney character, including villains, and was the first Disney Princess to be shown killing people on-screen.
https://ift.tt/2sCNopp
Submitted July 12, 2020 at 05:18PM by CrispyCheesyToast
via reddit https://ift.tt/32agEEY
https://ift.tt/2sCNopp
Submitted July 12, 2020 at 05:18PM by CrispyCheesyToast
via reddit https://ift.tt/32agEEY
NextShark
Why Mulan is Actually the Deadliest Disney Princess Ever
The live-action remake of Disney’s “Mulan” isn’t expected to come out until November 2018, but we’re excited for a new generation of fans to witness how [...]
TIL that for the movie "O Brother, Where art Thou?", the cows that were shot and hit by the police car looked so realistic that the American Humane Society wouldn't immediately certify the movie as "No Animals Were Harmed". A representative had to be shown how they were digitally created ten times.
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Submitted July 12, 2020 at 03:25PM by WhileFalseRepeat
via reddit https://ift.tt/2Cpr0py
https://ift.tt/2Cq0BYH
Submitted July 12, 2020 at 03:25PM by WhileFalseRepeat
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Mentalfloss
14 Fun Facts About O Brother, Where Art Thou?
The 'Lawrence of Arabia' of hayseed movies.
TIL Harry Houdini invited his friend Sir Arthur Conan Doyle to the annual meeting of the Society of American Magicians in 1922. Doyle set up a projector and shocked them all with footage of live dinosaurs on screen. It was actually a clip from the upcoming 1925 film The Lost World based on his novel
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Submitted July 12, 2020 at 10:30AM by f_GOD
via reddit https://ift.tt/305Xu06
https://ift.tt/38PMNTG
Submitted July 12, 2020 at 10:30AM by f_GOD
via reddit https://ift.tt/305Xu06
Office for Science and Society
The Strange Friendship Between Harry Houdini and Sir Arthur Conan
Doyle had become interested in spiritualism in the late 1800s and joined the British Society for Psychical Research (SPR). In 1894 he was one of the members of a committee sent to investigate a
TIL Scientists in China have successfully grown tooth enamel which paves the way to replace fillings & crowns. A chemical mixture applied to whole human teeth created an enamel layer 2.7 micrometers thick within 48 hours. (Calcium & phosphate ions with triethylamine in alcohol).
https://ift.tt/2Uk3KhE
Submitted July 12, 2020 at 07:12PM by Miskatonica
via reddit https://ift.tt/328HblR
https://ift.tt/2Uk3KhE
Submitted July 12, 2020 at 07:12PM by Miskatonica
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The Telegraph
End of fillings in sight as scientists grow tooth enamel and repair damage
The end of fillings could be on the horizon after scientists found a way to successfully grow back tooth enamel.
TIL Harriet Tubman was the first woman to lead an armed assault in the Civil War, leading a raid into South Carolina that rescued 750 enslaved people.
https://ift.tt/3iWwJnG
Submitted July 12, 2020 at 05:27PM by neworleanssaintsfan
via reddit https://ift.tt/2CtK0mG
https://ift.tt/3iWwJnG
Submitted July 12, 2020 at 05:27PM by neworleanssaintsfan
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Wikipedia
Harriet Tubman
African-American abolitionist and humanitarian
TIL Paul McCartney was arrested in Japan for bringing 8 ounces of Marijuana into the country in 1980. After spending 10 days in Jail he was released without charge and immediately deported.
https://ift.tt/1U9nwt4
Submitted July 12, 2020 at 05:42PM by Wolfman92097
via reddit https://ift.tt/3em00Vh
https://ift.tt/1U9nwt4
Submitted July 12, 2020 at 05:42PM by Wolfman92097
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Wikipedia
Paul McCartney
Sir James Paul McCartney CH MBE (born 18 June 1942) is an English singer, songwriter, musician, composer, and record and film producer who gained worldwide fame as co-lead vocalist and bassist for the Beatles. His songwriting partnership with John Lennon…
TIL 1783 the grand master Philodor played and won three chess games simultaneously while blindfolded. Witnesses signed affidavits since they doubted future generations would believe such a feat was possible.
https://ift.tt/2ZWUgMw
Submitted July 12, 2020 at 09:04PM by FurionEQ
via reddit https://ift.tt/329kE8x
https://ift.tt/2ZWUgMw
Submitted July 12, 2020 at 09:04PM by FurionEQ
via reddit https://ift.tt/329kE8x
Chess.com
François-André Danican Philidor - Chess Forums
François-André Danican Philidor From Wikipedia, the free encyclopedia Jump to: navigation, search This article uses algebraic notation to describe chess moves.François-André Danican Philidor Portrait from L’analyze des échecs. London, second edition, 1777.…
TIL about the Cassandra, a Greek mythology character, who could accurately predict the future but was cursed so that no one would believe her.
https://ift.tt/3eklJwU
Submitted July 12, 2020 at 11:15PM by dirtywang
via reddit https://ift.tt/2ZjFoZr
https://ift.tt/3eklJwU
Submitted July 12, 2020 at 11:15PM by dirtywang
via reddit https://ift.tt/2ZjFoZr
Fictionphile
The Curse of Cassandra: Understanding a Prophetess
Princess, priestess, and prophetess Cassandra of Troy lived under a curse; she could see the future, but no one would ever believe her.
TIL that in 1420 the winter was so cold wolves came into Paris to search for food, eating humans.
https://ift.tt/2Cqv4G4
Submitted July 12, 2020 at 10:27PM by wordltravelfestival
via reddit https://ift.tt/2Zp0rtP
https://ift.tt/2Cqv4G4
Submitted July 12, 2020 at 10:27PM by wordltravelfestival
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John Knifton
The Wolves of Paris
I have always thought that France was fairly unlucky as a country to have been ravaged over the centuries by various Beasts, the majority of which nobody has been able to identify with 100% certain…
TIL that Opossums can survive up to 80 rattlesnake and coral snake bites. Thanks to them, there is a new and very inexpensive antidote for many different snake venom. In addition, they eat ticks and don't get rabies.
https://ift.tt/3iXTffZ
Submitted July 13, 2020 at 12:55AM by Saul_g0od
via reddit https://ift.tt/2Zkr4zO
https://ift.tt/3iXTffZ
Submitted July 13, 2020 at 12:55AM by Saul_g0od
via reddit https://ift.tt/2Zkr4zO
American Chemical Society
Opossum-based antidote to poisonous snake bites could save thousands of lives - American Chemical Society
American Chemical Society: Chemistry for Life.
TIL the last two Jews in Afghanistan hated each other so much the Taliban had to step in and mediate, imprisoning both, but then releasing both after their "constant bickering became too annoying"
https://ift.tt/339W0lL
Submitted July 13, 2020 at 01:48AM by esmith4321
via reddit https://ift.tt/32bSYzO
https://ift.tt/339W0lL
Submitted July 13, 2020 at 01:48AM by esmith4321
via reddit https://ift.tt/32bSYzO
Jewish Telegraphic Agency
The last Jews in Afghanistan argued so much the Taliban kicked them out of prison and stole their Torah - Jewish Telegraphic Agency
A Foreign Policy profile of Zabulon Simentov uncovered some incredible stories.
TIL of a monk who had taken an old book written by Archimedes, erased the contents, and wrote over it with prayers. Scientists have determined that that monk erased a previously unknown book by Archimedes, that laid out the foundations of Calculus thousands of years before Newton and Leibniz.
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Submitted July 13, 2020 at 04:06AM by i-like-to-be-wooshed
via reddit https://ift.tt/2ZnHgk8
https://ift.tt/1mM5qK0
Submitted July 13, 2020 at 04:06AM by i-like-to-be-wooshed
via reddit https://ift.tt/2ZnHgk8
www.archimedespalimpsest.org
the Archimedes Palimpsest
The subject of this website is a manunoscript of extraordinary importance to the history of science, the Archimedes Palimpsest.
TIL the reason backseat windows in cars don't roll all the way down is not in fact for child safety, but because there isn't room in the car door to fit the full window due to the wheel well.
https://ift.tt/2W9yG6b
Submitted July 13, 2020 at 02:46AM by panfriedgarlictofu
via reddit https://ift.tt/2WdNkJR
https://ift.tt/2W9yG6b
Submitted July 13, 2020 at 02:46AM by panfriedgarlictofu
via reddit https://ift.tt/2WdNkJR
Autotrader
How Come Rear Windows Don't Roll All the Way Down? - Autotrader
In today's "Ask Doug," we're tackling the art of rear windows.
TIL about the botched execution of William Williams. The sheriff miscalculated the length of the rope, resulting in Williams hitting the floor, 3 deputies held his body up by the rope for over 14 minutes, he died of strangulation. The state of Minnesota abolished capital punishment right after.
https://ift.tt/1G2lsNm
Submitted July 13, 2020 at 05:24AM by Shkotz
via reddit https://ift.tt/38NW7Ho
https://ift.tt/1G2lsNm
Submitted July 13, 2020 at 05:24AM by Shkotz
via reddit https://ift.tt/38NW7Ho
Wikipedia
William Williams (murderer)
murderer, born 1877
TIL in 1254, Möngke Khan, grandson of Genghis, hosted a religious debate between Christian, Muslim and Buddhist theologians. The debate ended with the Buddhists sitting silently as the Christian and Muslim debaters sang loudly at each other. Then they all got drunk.
https://ift.tt/3erf9EK
Submitted July 13, 2020 at 03:56AM by gob-bluth-jr
via reddit https://ift.tt/32bpHpa
https://ift.tt/3erf9EK
Submitted July 13, 2020 at 03:56AM by gob-bluth-jr
via reddit https://ift.tt/32bpHpa
reddit
TIL in 1254, Möngke Khan, grandson of Genghis, hosted a religious...
Posted in r/todayilearned by u/gob-bluth-jr • 5,400 points and 259 comments
TIL the record-holder as the USSR's most productive and competent worker had his name misspelled in the state newspaper. The bureaucracy officially changed his name to match rather than admit their mistake.
https://ift.tt/38Nsy95
Submitted July 13, 2020 at 05:58AM by ScissorNightRam
via reddit https://ift.tt/3fon5bf
https://ift.tt/38Nsy95
Submitted July 13, 2020 at 05:58AM by ScissorNightRam
via reddit https://ift.tt/3fon5bf
РИА Новости
Подвиг Стаханова. Мифы и реальность
Николай Троицкий, политический обозреватель РИА Новости.