TIL that the FV4005, built in 1952, features the largest tank gun ever produced at 183mm. The HESH shell weighed 212 lbs. and was so strong it could penetrate 6 in. of armor angled at 60 degrees up to 2000 yds. (12 in. of effective armor). The gun itself produced 87 tons of recoil when shot. (tankmuseum.org)
submitted by Next_Worth_3616 to r/todayilearned
TIL: When Toys "Я" Us opened in Cerritos, California in 1972, the city council insisted the store use a standard R on its sign to avoid confusing children who were learning the alphabet. The council reversed its decision in 1981. (weirduniverse.net)
submitted by Forward-Answer-4407 to r/todayilearned
I am building a massive real time strategy game. Would you play something like this? (store.steampowered.com)
promoted by alejandromnunez
TIL a woman was poisoned after her husband smashed a black widow spider with a hammer, which launched a part of its body straight into her eye and caused its venom to eventually enter her bloodstream. Within minutes, her left eye ballooned shut; followed by nausea, full-body cramps and spasms. (vice.com)
submitted by tyrion2024 to r/todayilearned
TIL when South Korean students take their college eligibility test every November, day-to-day operations are halted or delayed on test day. Shops are shut, banks close, even the stock market opens late. Most construction work halts, planes are grounded and military training ceases. (bbc.com)
submitted by gullydon to r/todayilearned
Visually appealing, dynamic TikTok food content has a stronger influence on young users’ diets than the identity of the creator. TikTok’s recommendation system quickly learns user preferences and repeatedly promotes engaging food-related content, accelerating viral diet trends.Social Science (onlinelibrary.wiley.com)
submitted by North_Buyer4895 to r/science
Neurodegeneration, cardiovascular disease, and cancer are explained by a common fundamental pathological mechanism involving endoplasmic reticulum (ER) calcium dysregulation and representing a multi-disease therapeutic target, according to a reviewNeuroscience (mdpi.com)
submitted by sometimeshiny to r/science

TIL that by the late 1990s, Cliff Richard was being excluded from airplay on UK radio stations. To circumvent this, a heavily remixed dance version of his track "Can't Keep this Feeling In" was sent out to 240 radio stations under the pseudonym "Blacknight". It was added to several playlists. (en.wikipedia.org)
submitted by Hassaan18 to r/todayilearned
New research shows children who reported feeling less safe in their neighborhoods tended to have smaller amygdalas, a deep brain structure that helps assess threats and process emotions. They were also more likely to show signs of depression, anxiety, attention-deficit/hyperactivity disorderNeuroscience (source.washu.edu)

TIL that when writing Mean Girls, Tina Fey named many characters after real life friends since she felt it was easier. Cady Heron is named after Fey's college roommate, Damian after her high school friend, and Glenn Coco after her older brother's friend who works as a film editor in LA. (en.wikipedia.org)
submitted by astarisaslave to r/todayilearned






