All articles starting with F
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Flicker fusion threshold
The flicker fusion threshold, or critical flicker fusion frequency, is the frequency at which a flashing light appears continuous, a standard measure of visual temporal resolution.
Flickr
Flickr: photo-sharing and photo-management website launched February 10, 2004 by Stewart Butterfield and Caterina Fake at Ludicorp, Vancouver; owned by Yahoo 2005, SmugMug/Awesome 2018; known for tags, groups, Flickr Commons, and 1,000-photo free tier.
Flickr-Faces-HQ
Flickr-Faces-HQ (FFHQ) is a dataset of 70,000 high-quality photographs of human faces, created by NVIDIA and introduced in 2018 as a benchmark for generative adversarial networks.
Flickr30k
Flickr30k is a benchmark dataset for sentence-based image description, containing 31,783 photographs from Flickr with five crowdsourced captions each, introduced by University of Illinois researchers in 2014 and widely used for image-text retrieval.
Flidais Corona
Flidais Corona is a 150-km-diameter corona, a circular volcano-tectonic feature, on Venus at 24.5 S, 177.3 E; IAU-approved in 1997 and named for an Irish fertility goddess.
Fliegende Blätter
Fliegende Blätter was a humorous illustrated satirical weekly published in Munich by Braun & Schneider from 1844 to 1944, known for its biting caricatures and contributors including Carl Spitzweg and Wilhelm Busch.
Flies (2026 film)
Flies (Moscas) is a 2026 black-and-white Spanish-language comedy-drama by Fernando Eimbcke; Olga rents a room to Tulio and bonds with his nine-year-old son Cristian; it won two Berlinale 2026 prizes.
Flight
Flight is the sustained motion of an object through the air, achieved when aerodynamic or buoyant forces counteract weight; heavier-than-air machines rely on lift, weight, thrust, and drag.
Flight (2012 film)
Flight is a 2012 American drama directed by Robert Zemeckis, starring Denzel Washington as a pilot who crash-lands a jet and faces scrutiny over his toxicology report.
Flight (Grey's Anatomy)
"Flight" is the season 8 finale (episode 172) of Grey's Anatomy, aired May 17, 2012. Written by Shonda Rhimes, it crashes six surgeons en route to an organ harvest, kills Lexie Grey, and drives the season 9 lawsuit and hospital-sale storyline.
Flight (opera)
Flight is a 1998 comic opera in three acts by Jonathan Dove, with a libretto by April de Angelis, set in an airport where a Refugee without papers is stranded.
Flight 19
Flight 19 was a group of five US Navy TBM Avenger bombers that disappeared off Florida in 1945 with 14 airmen, becoming a Bermuda Triangle legend.
Flight 7500
Flight 7500 is a 2014 American supernatural horror film, also titled 7500, directed by Takashi Shimizu and written by Craig Rosenberg, about deadly phenomena aboard a Los Angeles-to-Tokyo jumbo jet; distinct from the 2019 hijacking thriller 7500.
Flight 93 National Memorial
Flight 93 National Memorial, a National Park Service unit near Shanksville, Pennsylvania, commemorates the 40 passengers and crew of United Flight 93; designed by Paul Murdoch Architects after a 1,100-entry competition, built 2009-2020.
Flight airspeed record
The flight airspeed record, also called the world air speed record, is the aircraft speed record officially ratified by the FAI. A 1976 SR-71 flight holds the absolute record at 3,529.56 km/h.
Flight altitude record
A flight altitude record is the greatest height above sea level reached by an aircraft, certified by the FAI or held unofficially; records are set per class of aircraft.
Flight and expulsion of Germans (1944–1950)
Flight and expulsion of Germans (1944–1950), the Vertreibung: mass movement of Reichsdeutsche and Volksdeutsche from Central and Eastern Europe into occupied Germany under the Potsdam transfer clause, integrated in the West via the 1952 equalization-of-burdens law.
Flight attendant
A flight attendant, also called an airline stewardess or air hostess, is an airline crew member responsible for passenger safety and security, with service as a secondary duty.
Flight b741
Flight b741 is the 26th studio album by King Gizzard & The Lizard Wizard, released 9 August 2024 on p(doom) records; a 10-song, 43-minute 1970s-style country-blues rock record with all six members sharing lead vocals.
Flight bag
A flight bag is a piece of hand luggage for air travel, either an airline-branded passenger souvenir bag or a pilot's bag for charts and equipment.
Flight Centre
Flight Centre, also known as Flight Centre Travel Group, is an Australian travel agency group founded in 1982, headquartered in Brisbane, and listed on the Australian Securities Exchange.
Flight control surfaces
Flight control surfaces, also called aerodynamic control surfaces, are the movable parts of an aircraft, such as ailerons, elevators, and rudders, that control roll, pitch, and yaw.
Flight controller
A flight controller is a trained specialist who monitors and commands a spacecraft's systems from the ground; NASA flight controllers at Johnson Space Center in Houston support crewed missions from launch through landing.
Flight deck
A flight deck is the flat upper surface of an aircraft carrier where aircraft are launched and recovered at sea, combining runway, apron, and control area.
Flight Design
Flight Design is a German light aircraft manufacturer founded by Matthias Betsch in 1988 near Stuttgart, best known for the CT series of two-seat composite light-sport aircraft.
Flight dispatcher
A flight dispatcher, known in US regulation as the aircraft dispatcher, is a licensed airline employee who shares legal operational control of a flight with the pilot in command.
Flight distance record
A flight distance record is an FAI-ratified figure for the farthest an aircraft has flown without landing or refuelling, or over a closed course; the 2006 record is 41,467.53 km.
Flight endurance record
A flight endurance record, also called a flight duration record, marks the longest time an aircraft has stayed continuously airborne; the crewed record of 64 days was set in 1959.
Flight engineer
A flight engineer, sometimes called a second officer, is a licensed flight crew member who manages an aircraft's systems and engines, a role largely automated away in the 1980s.
Flight envelope protection
Flight envelope protection is a flight control system function that prevents an aircraft from exceeding critical limits such as airspeed, angle of attack, and load factor.