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31 October 2017
- 00:00, 31 October 2017 (UTC)

Ustonson invoice
30 October 2017
- 00:00, 30 October 2017 (UTC)

Stanley McDougall
29 October 2017
- 00:00, 29 October 2017 (UTC)

An-70 during take-off
28 October 2017
- 00:00, 28 October 2017 (UTC)

AirTrain JFK vehicle
- ... thatAirTrain JFK(vehicle pictured), anairport rail link in New York City, took almost 30 years to plan?
- ... thatEleri Rees became a judge without ever practising as a barrister?
- ... that aVector General 3D terminal was used to create the 3D animation near the end of the originalStar Wars?
- ... thatKaram Singh was the first living recipient of theParam Vir Chakra, India's highest military decoration?
- ... thatDrake's song "KMT" sampled the theme "His World" from the 2006 video gameSonic the Hedgehog?
- ... that the1982 Bristow Helicopters Bell 212 crash was one of three fatal helicopter accidentsBristow Helicopters suffered in little more than a year in theNorth Sea?
- ... that the musicologistBeatrix Borchard researched female musicians such asClara Schumann,Amalie Joachim, andPauline Viardot, and worked for theGoethe-Institut in Portugal, Romania, and China?
- ... that a global search yielded two mating partners forJeremy, a rare left-coiledsnail, but they began to mate with each other instead?
27 October 2017
- 00:00, 27 October 2017 (UTC)
- ... that the cremation pyres(example pictured) built forThai royal funerals symbolizeMount Meru, the Hindu centre of the universe?
- ... thatRobert Traill was featured in an episode ofVictoria, written by his great-great-great-granddaughterDaisy Goodwin?
- ... that theArago hotspot may have been creating volcanoes, islands,atolls, andseamounts such asÎles Maria,Tuvalu, and theMarshall Islands for the past 120 million years?
- ... thatJohn de Mowbray, 2nd Duke of Norfolk's preparations for the 1415Agincourt campaign cost him £2,000 and included a seat for his own toilet?
- ... that during the summer of 2017, theMilli Fire burned over 24,000 acres (97 km2) of forest land in Oregon, much of it in theThree Sisters Wilderness area?
- ... thatAltan Xire, the maintownship of arural county in Inner Mongolia, has an extensive urban skyline?
- ... that the first opera byAndrea Lorenzo Scartazzini premiered at theTheater Erfurt, the second at theTheater Basel, and the third at theDeutsche Oper Berlin in 2017?
- ... thatThe Black Swan at Oldstead is rated the best restaurant in the world byTripAdvisor?
26 October 2017
- 00:00, 26 October 2017 (UTC)

S. viticola galls
25 October 2017
- 00:00, 25 October 2017 (UTC)

Siegfried Fietz
24 October 2017
- 00:00, 24 October 2017 (UTC)

Perspective view of Rupes Tenuis on Mars
23 October 2017
- 00:00, 23 October 2017 (UTC)

MaleR. pulchellus
22 October 2017
- 00:00, 22 October 2017 (UTC)

Artist's conception of a multitude of tiny diamonds next to a hot star
21 October 2017
- 00:00, 21 October 2017 (UTC)

Lady Macbeth, detail
20 October 2017
- 00:00, 20 October 2017 (UTC)

Northern rosella
19 October 2017
- 00:00, 19 October 2017 (UTC)

Loggerhead Key
- ... thatLoggerhead Key(pictured) was home to the Tortugas Laboratory, which performed some of the first research on Western Hemispheremangroves andcoral reefs?
- ... that mezzo-sopranoPatricia Johnson appeared asEboli at theDeutsche Oper Berlin, and created the roles of aNabokov Princess and aHenze Baroness?
- ... that the sea gastropodCoriocella nigra has an internal shell and four or five bosses on its body?
- ... that the workshop ofAugust Volz supplied decorations for theLatvian National Opera,Latvian National Theatre,Latvian National Museum of Art, andArt Academy of Latvia?
- ... thatCalifornia High-Speed Rail's proposedPacheco Pass Tunnel is expected to become the longest rail tunnel in North America?
- ... thatHeinrich Schütz published hisSymphoniae sacrae I, a collection of 20 "eloquent, sensitive, and often sensuous" settings of biblical texts, in 1629 in Venice, where he studied withMonteverdi?
- ... thatSelna Kaplan led the first clinical trials of artificialgrowth hormone in the United States?
- ... that thebanded nemertean ribbon worm readily breaks into pieces, each of which can regenerate into a new individual within four weeks?
18 October 2017
- 00:15, 18 October 2017 (UTC)

St Paul's Cathedral Choir
17 October 2017
- 00:30, 17 October 2017 (UTC)

Canan Bayram
- ... thatCanan Bayram(pictured) was the only member ofAlliance 90/The Greens directly elected to the German parliament in the2017 election?
- ... that besides feeding on carpets, the larvae of thecommon carpet beetle can destroy dried insects in collections?
- ... thatFawad Khan appeared inEastern Eye's listing of the "50 Sexiest Asian Men" in 2014, 2015, and 2016?
- ... thatGrangemoor Park inCardiff, Wales, was created on top of a formerlandfill site of household and commercial rubbish?
- ... that captured women and girls were sold for 10 to 20Mexican dollars during theWarlord Rebellion in northeastern Shandong?
- ... that althoughPausanias describedSpintharus of Corinth as the architect of theTemple at Delphi, subsequent historians have disagreed as to which temple he built?
- ... that thebarred cuckoo-dove is similar to thelittle cuckoo-dove, but is larger and darker, and is black-barred at the mantle, breast, covert, and tail?
- ... that one critic described the plot ofNude for Satan as "the Devil is bored and wants to have an orgy. Oh, and Calderoni gets molested by a giant spider"?
16 October 2017
- 00:45, 16 October 2017 (UTC)

View of State Reception Room with Mohawk carpet
15 October 2017
- 01:00, 15 October 2017 (UTC)
14 October 2017
- 01:15, 14 October 2017 (UTC)

Cinder Butte Fire
- ... that in August 2017, theCinder Butte Fire(pictured) threatened importantarchaeological sites inCentral Oregon?
- ... thatPrince of WallachiaRadu Paisie was deposed by hisOttoman overlords in 1545, with measures taken to prevent his "abscond[ing] with the treasury"?
- ... that both sides in theBattle of Emmendingen lost their commanding general,one to a musket ball,the other to a cannonball?
- ... that filmmakerNicholas McCarthy and humoristJohn Hodgman co-edited a controversial high school magazine?
- ... that themilky ribbon worm feeds onsoft-shell clams, inserting its proboscis through the siphon and devouring the soft tissues?
- ... that until 1968, some 5,000 people on the "Indian List", so-called due to the automatic inclusion ofindigenous people, were prohibited from buying liquor fromBC Liquor Stores?
- ... that the butterflyCalycopis pisis has a juniorsynonym named after American cartoonistGary Larson?
- ... thatErich Mühe, the first surgeon to remove a gallbladder bylaparoscopy, was initially mocked by his colleagues for performing "Mickey Mouse surgery"?
13 October 2017
- 01:30, 13 October 2017 (UTC)

Optima Signature
12 October 2017
- 01:45, 12 October 2017 (UTC)

Nakhl Gardani ritual in Iran
11 October 2017
- 02:00, 11 October 2017 (UTC)

Antonio Conte
10 October 2017
- 02:15, 10 October 2017 (UTC)

Benty Grange helmet
9 October 2017
- 02:30, 9 October 2017 (UTC)

Blyth's kingfisher
8 October 2017
- 02:45, 8 October 2017 (UTC)

1951 Muntz Jet
7 October 2017
- 03:00, 7 October 2017 (UTC)

Gypsy Madonna, Titian, 1510–11
6 October 2017
- 03:15, 6 October 2017 (UTC)
- ... thatLewis Carroll may have basedAlice(pictured) onAlice?
- ... that theOlympia, Washington war memorialWinged Victory features aRed Cross nurse?
- ... thatLancastrian lordJohn Clifford was killed, possibly by an arrow in the throat, while the main Lancastrian army was only a few miles away?
- ... that in 1974,Mattoon, Illinois'sCross County Mall became the first shopping center in the US to haveJ. C. Penney,Sears, andKmart, then the nation's three largest retailers?
- ... that as UK secretary in the Economic Directorate of theAllied Control Council in post-war Berlin,Lorna Arnold slept with a revolver under her pillow?
- ... that songs and books for children often depict happyfarm animals in attractive countryside, glossing over the realities of impersonal, mechanized activities involved in modern intensive farming?
- ... that twin sisters Bertha andBernice C. Downing became owners and publishers of theSanta Clara Journal when they were 17 years old?
- ... that theblack-backed forktail has a call reminiscent of a squeaky hinge?
5 October 2017
- 03:30, 5 October 2017 (UTC)
4 October 2017
- 03:45, 4 October 2017 (UTC)

Silence=Death poster
3 October 2017
- 04:00, 3 October 2017 (UTC)

A Chinese wedding door game in action
2 October 2017
- 04:15, 2 October 2017 (UTC)

Lydia Zvereva
- ... thatLydia Zvereva(pictured) was the first Russian woman to earn a pilot's license?
- ... that thealpine pika can produce three different vocalizations: a long call during the mating season, a short call, and an alarm call when threatened?
- ... that the phrase "Rum, Romanism, and Rebellion" helpedGrover Cleveland win the 1884 U.S. Presidential election?
- ... thatPrussia entered a secret armistice withAustria in October 1741, butFrederick the Great pretended to continue fighting theFirst Silesian War for another two months?
- ... thatCaroline B. Winslow opened the Homeopathic Free Dispensary, the first facility inWashington, D.C. where women doctors could practice side-by-side with their male colleagues?
- ... thatJohannes Brahms used the same melody for a song of hisFünf Lieder, Op. 105, as for the theme of the slow movement ofhis second piano concerto?
- ... that ahydroelectric diversion project and adark matter research lab have been developed deep under theJinping Mountains in Sichuan, China?
- ... thatDon Amador is portrayed in the filmMilk by his friendCleve Jones, while Jones is portrayed byEmile Hirsch?
1 October 2017
- 04:30, 1 October 2017 (UTC)

Royal Nine-Tiered Umbrella over the Phuttan Kanchanasinghat Throne