TIL some sharks lay eggs and they look like this (lemmy.world)
TIL that shocking gum was used as a torture device in Iraqi prison. (en.wikipedia.org)
TIL an object's angular momentum is affected very slightly by the spin of its electrons (demonstrations.wolfram.com)
Until now I only learned an electron cannot be spinning in the classical sense, because it would have to be spinning faster than the speed of light (plus ‘spin 1/2’ has no classical sense.) This made me assume quantum ‘angular momentum’ sums to magnetism instead-of and without classical angular momentum.
TIL that following the Roman departure from Britain (410 CE), systematic construction of paved highways in the UK did not resume until the early 18th century (en.wikipedia.org)
After the Romans departed, systematic construction of paved highways in the United Kingdom did not resume until the early 18th century. The Roman road network remained the only nationally managed highway system within Britain until the establishment of the Ministry of Transport in the early 20th century.
TIL how video games use tricks from gambling to attract big spenders (www.theguardian.com)
Stop wasting your time and $ on mobile game. Get real game. Console, PC master race, …
TIL Reddit used to be open source. In 2017, they went closed source citing ‘transparency’ issues
TIL About the Loudest plane Developed in USA (Thunderscreech) (lemmy.world)
Basically, the “Thunderscreech” was one of the most weird planes developed during the Cold War. The idea was combine the high climbing rates of motors with propellers and the supersonic speeds of jets… The problem? In the tip of propellers, the air move much faster, thus, creating shock waves, producing noise capable of...
TIL that the descendants of the Wittelsbach family, that reigned the Bavaria until 1918, still receive 14 million euros annually (castleholic.com)
Descendants of the Wittelsbach family, that reigned the Bavaria until 1918, still receive 14 million euros annually from a compensation fund that was established 100 years ago. The head of the family also has the right to live in Schloss Nymphenburg in Munich.
TIL: Harley Davidson licensed its motorcycles to Rikuo Internal Combustion Company in Japan (en.wikipedia.org)
TIL: Harley Davidson licensed its motorcycles to Rikuo Internal Combustion Company in Japan, starting in the 1920s and continuing until Rikuo stopped production in 1959, including during World War 2
TIL What Haze is. Fine dust, smoke, or light vapor causing lack of transparency in the air
Maybe I never paid attention or maybe it’s the first time we’ve had wildfire smoke in my city recently, but I had been so confused at the “fog” and “clouds” despite it not being fog or clouds but Haze.
TIL of COCONUTS-2b, a giant gas planet that takes over 1 million years to orbit around its star (en.wikipedia.org)
c/TIL: We need a new icon! [META]
Let’s get together and make a nice icon to decorate our community. All input appreciated!
TIL that the vast majority of posts in TIL are created by a bot account. (lemm.ee)
TIL India still officially recognises 5 sub-national monarchies, known as the 'Kings of Dangs'. They receive payment from the government every year during Holi (en.wikipedia.org)
As per the treaty signed in 1842 the British were allowed to use the forests and their natural products against which they had to pay around 3,000 silver coins to the five kings. Currently the kings receive a monthly political pension by the Government of India, which is the main source of their income. This payment is continued...
c/TIL: Letter to Members & Community Feedback [META]
Hello everyone! Welcome to Today I Learned....
TIL In Google Maps on mobile, you can tilt the view angle by moving two fingers up or down
I knew the tilt functionally had been there forever on Desktop, but no idea the gesture existed on the mobile App…
TIL an ant mega-colony exists across 3 continents and is thought to contain billions of ants, all of which recognise each other to be from the same colony. The largest part of the colony is in Europe (news.bbc.co.uk)
TIL that Proctor & Gamble and Unilever actively sponsor Russian war efforts and are on the International Sponsors of War list.
They own brands such as Pampers, Olay, Old Spice, Pantene, Oral B, Herbal Essences, Gilette, Dove, Hellmann’s, Axe, Knorr, Magnum, Breyers, and Lipton, among others....
TIL that even though ticks can't fly or jump, they can use static electricity to launch themselves onto passing mammals (www.science.org)
TIL lemmy.ml is a pro-authoritarian CCP shill instance (lemmy.ml)
For all the newcomers that aren’t aware, I just stumbled upon this insane drama. Apparently lemmy.ml is the result of a reddit sub ban of a bunch of pro-china bots who vigorously defend the Chinese government, and the two top admins are also the top devs of the Lemmy source software. Pretty terrible stuff!...
TIL that the first computer programmer was a woman. Her name was Ada Lovelace. (www.britannica.com)
TIL that some trees develop a disorder where roots grow in aerial areas. (deepgreenpermaculture.com)
Burr knots (burrs or burls) are masses of small root initials, plant cells that are dividing and transforming into root tips, which appears on the above-ground portion of a rootstock, or on the trunk and limbs of apple trees. This is an inherited disorder where root-producing structures develop on aerial parts of certain apple...
TIL about the world's largest reforestation programme (lemmy.world)
Grain-for-Green Program (GFGP) is the world’s largest reforestation scheme....
TIL about the shortest war in history
TIL that the shortest war in history took place between Britain and Zanzibar on August 27, 1896, lasting only 38 minutes. The conflict arose due to a succession dispute within the Zanzibar Sultanate after the death of the ruling Sultan. As tensions escalated, the British government intervened and issued an ultimatum to the rival...