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This is a record of material that was recently featured on the Main Page as part of Did you know (DYK). Recently created new articles, greatly expanded former stub articles and recently promoted good articles are eligible; you can submit them for consideration.

Archives are generally grouped by month of Main Page appearance. (Currently, DYK hooks are archived according to the date and time that they were taken off the Main Page.) To find which archive contains the fact that appeared on Did you know, go to article's talk page and follow the archive link in the DYK talk page message box.

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Did you know...

8 December 2021

00:00, 8 December 2021 (UTC)

Opal embedded in jasper

... that silicification can produce opal (example pictured)?
... that Desmond Young's biography of Erwin Rommel was criticised for portraying him as a "blue-eyed god who could do no wrong"?
... that the theme of the board game Parks is based on the national parks of the United States?
... that Sjafruddin Prawiranegara ordered Indonesians to physically cut their banknotes in half?
... that Bobby Hackett said that Jackie Gleason's main contribution to the recording of Music for Lovers Only was that "he brought the checks"?
... that critics complained about the manga Sex Ed 120% being given a "mature" rating by its English-language publisher?
... that film producer Konstantin Kalser, who won an Oscar for his 1956 short film Crashing the Water Barrier, later admitted that the film was an advertisement for an oil company?
... that Styx's name derives from its seeming to have "come from the underworld"?

7 December 2021

12:00, 7 December 2021 (UTC)

Male wreathed hornbill

... that the wreathed hornbill (male pictured) is hunted for consumption of its meat, and that its casque is used as headgear by local people in Arunachal Pradesh?
... that Norma Kuhling's character in Fourteen was described by a film critic as "a Greta Gerwig spin on the Manic Pixie Dream Girl"?
... that the album Hello by Korean singer Cho Yong-pil was the first time he had worked with international composers since his debut in 1968?
... that in the 1820s, the British acrobat Henry Johnson performed before the Chinese Emperor?
... that Kanye West's group the Sunday Service Choir performed "No Child Left Behind" with Justin Bieber at a Halloween 2021 concert?
... that in Hokusai's woodblock print series One Hundred Ghost Stories, there are only five prints?
... that Elisabeth Geleerd became one of the most influential American psychoanalysts of her time while chronically ill and raising a family?
... that an image of MacCarthy's Bar on the front cover of a book featured a staff member posing as a nun drinking a pint of Guinness and the surprise appearance of a dog?

00:00, 7 December 2021 (UTC)

Jacquetta Hawkes

... that archaeologist and prehistorian Jacquetta Hawkes (pictured) co-founded the Homosexual Law Reform Society and the Campaign for Nuclear Disarmament?
... that for more than a decade, WNJC-FM at Northwest Mississippi Junior College was the state's only public radio station?
... that when David Bowie performed "Golden Years" on Soul Train in 1975, he was incoherent and visibly intoxicated?
... that gameplay in the board game Oceans ends once the ocean zones are depopulated of fish?
... that Awet Tesfaiesus was the first black woman ever elected to the Bundestag?
... that Eric Schmidt developed Berknet, an early wide area network system, in 1978 while he was a student at Berkeley University?
... that Zeliha Ağrıs started performing taekwondo at age ten and became a world champion when she was 19?
... that OK Kosher got the OK for .kosher in January 2014?

6 December 2021

12:00, 6 December 2021 (UTC)

Drawing of Teraura aged 74

... that Pitcairn Islander Teraura (pictured) was one of "the most travelled Polynesian women" of her day?
... that the California State Assembly held a moment of silence over the death of fictional character Mrs. Landingham while in the midst of an energy crisis?
... that Spotify Wrapped has been both praised and criticized for effectively providing Spotify with free advertising?
... that in 1755, colonial printer Daniel Fowle was arrested for printing a seditious pamphlet entitled The Monster of Monsters, which criticized members of the general assembly?
... that Guy Parmelin, now President of Switzerland, opened the study program of cyber security of the Lucerne School of Information Technology in 2018?
... that before Foster City was built on Brewer Island, unsuccessful proposals included a hog farm, two military air bases, two civilian airports, and an entertainment complex larger than Disneyland?
... that Colonel Hugh Pettigrew observed that troops who thought that the Scottish Highlands resembled Waziristan on India's North West Frontier were "of little use to anyone"?
... that on his podcast The Anthropocene Reviewed, John Green reviews velociraptors, a hot dog stand in Iceland, and bubonic plague?

00:00, 6 December 2021 (UTC)

Logo of Sidetalk

... that the phrase "bing bong" became a rallying cry for the New York Knicks because of its appearance on Sidetalk (logo pictured)?
... that Sarkis Lole, the Armenian chief architect of Mardin who constructed much of the early modern architecture of the city, never received any formal training and designed his buildings in the sand?
... that the Cort Theatre has hosted the Broadway debuts of actresses Katharine Hepburn and Grace Kelly?
... that Mimi Fawaz's work includes a documentary on the life of South African president Nelson Mandela?
... that the music video to "I Bet You Think About Me" by Taylor Swift is co-written and directed by Blake Lively in her directorial debut?
... that when home computers used cassette tapes for storage, the data was sometimes distributed on flexi disc records or even broadcast on radio?
... that non-microscopic life forms such as plants associate with microbiomes of microscopic organisms which determine their health and productivity?
... that Herbert Hoover once farmed sugar beets on the Empire Tract?

5 December 2021

12:00, 5 December 2021 (UTC)

New York Marriott Marquis

... that while the New York Marriott Marquis hotel (pictured) was valued at $579.7 million in 2008, the site was sold five years later for just $19.9 million?
... that for round-robin sports tournaments, finding a ranking of the competitors that minimizes the number of upset games is an instance of the feedback arc set problem?
... that Inger K. Frith, the first woman president of a major international sporting federation, played a key role in returning archery to the Olympics?
... that Glen Cove City School District closed the South School in 1966 to remedy alleged de facto segregation in the district?
... that the novel Dreams of Trespass, which portrays the patriarchy as un-Islamic, was translated into more than 20 languages?
... that in a study for UNICEF, Reginald Green found that more than two million children under the age of five had died in Angola and Mozambique due to the South African apartheid regime's economic policies?
... that most places where tectonic plates ram into each other involve oblique subduction?
... that the Atlas Tract is farmland with a population of 0, but is expected to have a population of 42,000 by 2045?

00:00, 5 December 2021 (UTC)

Franzisca Baruch

... that Franzisca Baruch (pictured) designed several Hebrew fonts, the cover of the first Israeli passport, the emblem of Jerusalem, and the logo of the Ha'aretz newspaper, all while barely knowing Hebrew?
... that the song "Come Back Home" by Seo Taiji and Boys made teenage runaways in South Korea return home?
... that Italian actress Linda Albertini used her abilities as a former circus acrobat in silent films?
... that Joice Island was the location of a "web of intrigue" in 1890, a failed asparagus farm in 1905, a wildlife refuge in 1950, a hunting preserve in 1965, and a pig hunt in 2017?
... that under college president Arthur Bronwell in 1959, Worcester Polytechnic Institute built one of the first nuclear research reactors at an American university?
... that a YouTuber predicted the crossover between My Little Pony: Friendship Is Magic and Rick and Morty long before it aired?
... that baseball statistician Bob Ferguson claimed that he became the owner of the London Majors "by accident"?
... that Zzzzzz had the busiest residential telephone number in the United States in the 1970s?

4 December 2021

00:00, 4 December 2021 (UTC)

European river lamprey

... that on special occasions, the city of Gloucester supplies a pie made from lampreys (lamprey pictured) to the British monarch?
... that in the board game Sagrada, players attempt to construct a stained-glass window using dice?
... that economist Nisvan Erkal's research showed that China's one-child policy created children who lacked qualities important for social and economic success?
... that all stanzas of the 1963 song "Herr, gib uns Mut zum Hören" (Lord, give us courage to listen), with text and tune by Kurt Rommel, begin with a prayer for courage?
... that College Football Hall of Fame quarterback Charlie Green led Wittenberg to three consecutive undefeated seasons, including a national championship for the 1964 Wittenberg Tigers football team?
... that Seo Taiji and Boys's April 11, 1992, performance of "I Know" is credited as the beginning of modern K-pop?
... that actor Jonathan Roumie, who plays the character of Jesus Christ in American television series The Chosen, is also an extraordinary minister of Holy Communion in the Catholic Church?
... that the Falcon Lake Incident is considered "Canada's best-documented UFO case"?

3 December 2021

00:00, 3 December 2021 (UTC)

Seringapatam at anchor in Valetta Harbour

... that Captain Warren of HMS Seringapatam (pictured) saw the island of Chios in flames, but would give no help, as he had been ordered to observe strict neutrality in the Greek War of Independence?
... that the undefeated 1955 Hillsdale Dales football team declined a Tangerine Bowl bid because the bowl insisted that four black players—including national scoring leader Nate Clark—stay home?
... that until a 1993 reform, separate gallantry medals were awarded to officers and other ranks in the British armed forces?
... that Marsh Hen Mill in South Carolina grinds heirloom grains with a 1945 gristmill that was found in a barn in 2007?
... that Carmaney Wong was 25 years and 9 months old when she was crowned Miss Hong Kong 2019, making her the oldest champion in 30 years?
... that a reviewer noted that the LCD of Packard Bell's first laptop suffered from "an occasional case of the shakes"?
... that the sea slug Thuridilla vataae collects and stores its worn-out teeth in a sac in its mouth?
... that former Oregon legislator William Massingill died while attending a boxing match?

2 December 2021

00:00, 2 December 2021 (UTC)

Thromidia catalai

... that the starfish Thromidia catalai (pictured) can weigh as much as 6 kilograms (13 lb)?
... that the first exhibit of the West Virginia Music Hall of Fame came from founder Michael Lipton's record collection?
... that the senior Burmese princes could not attend the funeral of King Mindon since they had all been arrested?
... that in 1958, New Jersey assemblyman Carmine Savino proposed cutting property taxes in half by imposing a three-percent state sales tax that would be used to cover public school costs?
... that the Greenlandic novel Homo Sapienne was written in only one month?
... that when the Marquis Theatre was completed, some Broadway performers boycotted it because of a controversy over the construction of the hotel above it?
... that magma travelling through dykes usually solidifies before it gets to the Earth's surface?
... that Jonathan Weiner explains in his book how Time, Love, [and] Memory became associated with specific fly genes?

1 December 2021

00:00, 1 December 2021 (UTC)

Marie Litta

... that Marie Litta (pictured) started her own opera company in her early 20s, just a few years before her death in 1883?
... that the economy of Sarawak is strongly dependent on natural resource exports such as timber, oil, and gas?
... that not so much as a "hell" or "damn" was permitted at G. D. Sweet Famous Players' "Sunday school" productions?
... that Frontex's role in pushbacks of migrants in Greece has led to investigations by the European Parliament, EU Ombudsman, and EU anti-fraud agency?
... that the documentary Nerds 2.0.1 has been criticized for racial inequality among its 50 featured pioneers of the internet?
... that the Franco-Belgian comic book Hans had its title changed in Poland due to lingering ill-feeling toward Germany?
... that Galac-Tac, launched in 1982 as a play-by-mail game, is still available today for play on the web?
... that The Oxford Illustrated History of Medieval Europe isn't a book that perhaps cannot be written?

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