All articles starting with F
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Flight shame
Flight shame (Swedish flygskam) is guilt or public shaming about flying's climate impact. It emerged in Sweden in 2016-2017 around Greta Thunberg and other figures who quit flying, with measurable Swedish travel drops, changing aviation social norms, and limited behavior change elsewhere.
Flight simulation (hobby)
Flight simulation is the hobby of flying aircraft on a home computer, console, or mobile device using software such as Microsoft Flight Simulator and X-Plane, without logging license hours.
Flight simulator
A flight simulator is a device that reproduces aircraft behavior in ground and flight conditions so pilots can train, be evaluated, or conduct research without flying a real airplane.
Flight surgeon
A flight surgeon is a physician, usually a commissioned military officer, specializing in aircrew medical care and screening; despite the title, flight surgeons do not operate in flight.
Flight Surgeon Badge (United States)
The Flight Surgeon Badge is a United States military badge awarded to physicians trained in aviation medicine, issued by the Army and Air Force in three degrees.
Flight test engineer
A flight test engineer is an engineer who plans, conducts, and analyzes flight tests of aircraft, working alongside the test pilot; the role emerged in the late 1920s.
Flight to Varennes
Flight to Varennes: failed 20-21 June 1791 escape of Louis XVI and Marie Antoinette from Paris toward Montmédy, ended by postmaster Drouet's recognition, triggering the Jacobin-Feuillant split, republicanism, and the monarchy's fall.
Flight training
Flight training is the structured instruction that takes a person from first lesson to a pilot certificate, combining ground school with flight lessons under ICAO-based national standards.
Flight-time limitations
Flight-time limitations are regulations that cap airline flight crew flying and duty hours and require rest between duties, to control the safety risk of crew fatigue.
FlightGear
FlightGear is a free, open-source flight simulator for Windows, macOS, and Linux, first proposed in 1996, that offers more than 400 aircraft and is used for research, pilot training, and recreation.
Flightless bird
Flightless birds are bird species descended from flying ancestors that lost flight, evolving independently at least 150 times. Living examples include ostriches, emus, kiwis, penguins, and the kakapo; human-caused extinctions hid far greater past diversity.
Flightplan
Flightplan is a 2005 American psychological thriller directed by Robert Schwentke, in which Jodie Foster plays an engineer whose young daughter vanishes on a transatlantic flight.
Flightradar24
Flightradar24, also known as Flightradar24.com, is a Swedish flight tracking service founded in 2006 in Stockholm, showing live air traffic using a global network of more than 50,000 ADS-B receivers.
Flin Flon (mine)
The Flin Flon mine is a copper-zinc volcanogenic massive sulfide deposit at Flin Flon, on the Manitoba-Saskatchewan boundary in Canada, discovered in 1914 and mined from 1930 until 2022.
Flinders Chase National Park
Flinders Chase National Park, a wilderness park at the west end of Kangaroo Island, South Australia, reserved in 1919; home to Remarkable Rocks, Admirals Arch, long-nosed fur seals, and 96% burnt in the 2019–20 bushfires.
Flinders Island
Flinders Island, largest of Tasmania's Furneaux Group in Bass Strait, about 1,367 km2 with Mount Strzelecki at 756 m; known for Aboriginal occupation over 35,000 years, the Wybalenna settlement, sealing history, agriculture, and tourism.
Flinders Ranges
The Flinders Ranges is a mountain range in South Australia, north of Adelaide, whose exposed rocks record 350 million years of Earth history, including the first large complex animal life.
Flinders Street railway station
Flinders Street railway station, opened in 1854 as Melbourne Terminus, was the first railway station in an Australian city; its 1910 domed building is a Melbourne landmark.
Flindokalner
Flindokalner (BMS-204352, MaxiPost), a fluoro-oxindole potassium channel opener by Bristol-Myers Squibb; BK and Kv7.2-7.5 activator that failed phase III trials for acute ischemic stroke.
Flink CDC
Flink CDC (Apache Flink CDC) is an open-source streaming data integration tool built on Apache Flink, defining ETL pipelines in YAML with connectors for MySQL, PostgreSQL, Oracle, and more. Donated to the ASF in 2024; latest release 3.7.0 (October 2026) adds AI model functions.
Flins (mythology)
Flins (Flyns, Flinz), a doubtful Lusatian Slavic god of death and resurrection, first described in Konrad Botho's 1492 Saxon Chronicle as a corpse-like figure with a torch and lion on a flint stone; linked to Flinsberg (Świeradów-Zdrój) and regarded by scholars as likely invented.
Flint
Flint is a hard, dark sedimentary rock made of microcrystalline quartz, occurring as nodules in chalk, whose conchoidal fracture gives razor-sharp edges prized for prehistoric tools and fire starting.
Flint corn
Flint corn (Zea mays indurate), also called Indian corn, is hard-vitreous-endosperm maize with convex kernels; popcorn is a flint type. Lower yielding than dent corn but higher in protein and digestible amino acids, it dominates Brazilian and high-latitude production.
Flint Dibble
Flint Dibble, Cardiff University zooarchaeologist of ancient Greek foodways (Ph.D. Cincinnati 2017), known for the April 2024 Joe Rogan Experience debate with Graham Hancock and the ZOOCRETE project on Crete.
Flint glass
Flint glass is a high-dispersion optical glass traditionally made of lead silicate, used for lenses and prisms; paired with low-dispersion crown glass, it corrects chromatic aberration in achromatic lenses.
Flint Hills Resources
Flint Hills Resources, LLC is a refining and chemicals company based in Wichita, Kansas. It is a subsidiary of Koch Industries and produces fuels and petroleum products.
Flint River
Flint River (Georgia), also called Thronateeska or Rio de Capachequi, is an unimpeded 200-plus-mile Georgia river rising near Hartsfield-Jackson airport, joining the Chattahoochee at Lake Seminole, central to the ACF water war.
Flint water crisis
Flint water crisis: 2014–2015 drinking water lead contamination in Flint, Michigan after the Flint River switch without corrosion control, exposing about 99,000 residents, prompting the $600 million state settlement, criminal cases, and lead pipe replacement.
Flint, Michigan
Flint, Michigan: a city and Genesee County seat, original home of General Motors, site of the 1936-37 UAW sit-down strike and the 2014-15 lead water crisis; 2020 population 81,252.
Flintlock
The flintlock is a firearm ignition mechanism, invented in France around 1620, in which flint striking steel ignites priming powder; it was the standard gun mechanism until the nineteenth century.