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Fall prevention and recovery for humanoids
Fall prevention and recovery for humanoids comprises the control techniques that keep a bipedal robot upright after a disturbance, land it safely, and return it to standing.
Falling weight deflectometer
A falling weight deflectometer (FWD) is a nondestructive pavement testing device that drops a weight onto the surface to simulate a moving truck and measure deflections.
Fallingwater
Fallingwater is a Frank Lloyd Wright house built between 1936 and 1939 over a waterfall on Bear Run in southwestern Pennsylvania for the Kaufmann family of Pittsburgh.
Fallout shelter
A fallout shelter, also known as a nuclear fallout shelter, is an enclosed space protecting occupants from radioactive fallout after a nuclear explosion, often a basement.
Falmer Stadium
Falmer Stadium, known as the American Express Stadium or the Amex, is the home ground of Brighton & Hove Albion in Falmer on the eastern edge of Brighton, England.
False brinelling
False brinelling is a fretting wear process in which vibration of a stationary bearing wears shallow depressions into its raceways, occurring despite lubricant and leading to failure.
False color
False color, also called pseudocolor, is the representation of images in colors that differ from true color, used to display infrared, X-ray, or numeric data.
False data injection attack
A false data injection attack, also known as a stealthy deception attack, is a cyberattack on power-grid state estimation in which manipulated sensor measurements evade bad-data detection, first reported in 2009.
False sharing
False sharing is a performance pathology in shared-memory parallel systems where processors use different variables that sit in the same cache line, causing needless coherence traffic.
Falx
The falx is a curved, single-edged sword associated with the Dacians of ancient Carpathian region, shown on Trajan's Column and feared for its gaping wounds.
FAMAS
The FAMAS (Fusil d'Assaut de la Manufacture d'Armes de Saint-Étienne) is a French bullpup assault rifle in 5.56×45mm, adopted in 1978 and replaced by the HK416F from 2017.
Famiclone
Famiclone (Famicom clone): unlicensed hardware replica of Nintendo's 8-bit Famicom/NES, mostly made in Taiwan; early UMC chip copies, later NOAC single-chip designs; brands include Dendy, Micro Genius, Super Joy III; legal after Nintendo patent expiry mid-2000s.
Family of Medium Tactical Vehicles
The Family of Medium Tactical Vehicles (FMTV) is a series of United States Army tactical trucks, comprising 2.5-ton 4x4 LMTV and 5-ton 6x6 MTV models.
Family Radio Service
The Family Radio Service (FRS), known as FRS radio, is an American license-free short-range walkie-talkie service established by the FCC in 1996, sharing 22 channels with the licensed GMRS.
Famulok Michael
Michael Famulok is a German biochemist and chemical biologist at the University of Bonn, professor at the LIMES Institute since 2002, known for aptamers and DNA nanomachines.
Fan (machine)
A fan, also called an electric or mechanical fan, is a rotary bladed machine that moves air for ventilation, cooling, exhaust, drying, and dust collection.
Fan coil unit
A fan coil unit (FCU), or blower coil, is a factory-made HVAC assembly of a fan and a heating or cooling coil that conditions air for a room or zone.
Fan-Gang Zeng
Fan-Gang Zeng is a hearing scientist and biomedical engineer at UC Irvine known for cochlear implant research and election to the National Academy of Engineering in 2023.
Fan-in wafer-level packaging
Fan-in wafer-level packaging, usually realized as WLCSP, is a semiconductor packaging technology that forms a die-sized package while the IC is still on the uncut wafer.
Fan-out wafer-level packaging
Fan-out wafer-level packaging (FOWLP), also called embedded wafer-level ball grid array (eWLB), is a semiconductor packaging method that repackages dies on a reconstituted wafer without a substrate.
Fandom (website)
Fandom, formerly Wikicities and then Wikia, is a free wiki hosting service founded in 2004 by Jimmy Wales and Angela Beesley Starling, hosting pop culture wikis on MediaWiki.
Fangchengbao (方程豹)
Fangchengbao, also known as Formula Bao, is a Chinese automaker BYD sub-brand launched in 2023, first offering plug-in hybrid off-road SUVs like the Bao 5.
Fangchengbao Tai 3 (方程豹 钛3)
The Fangchengbao Tai 3 (方程豹 钛3), also rendered Titanium 3, is a compact battery-electric SUV from Fang Cheng Bao, BYD's sub-brand, launched in China in April 2025.
Fangchengbao Ti7 (钛7)
Fangchengbao Ti7 (钛7), also sold as the BYD Ti7, is a five-seat plug-in hybrid SUV from BYD's Fang Cheng Bao brand; it passed 200,000 sales in ten months of its 2025 launch.
Fangchenggang LNG Terminal
The Fangchenggang LNG Terminal, also known as Guangxi LNG receiving terminal, is an LNG import and storage terminal in Fangchenggang, China, which began trial production in January 2019.
Fangchenggang nuclear power plant
Fangchenggang nuclear power plant is a nuclear power station on the Beibu Gulf coast in Guangxi, China, with four operating units and the first nuclear project in western China.
Fangchenggang Qisha power station
Fangchenggang Qisha power station is a 2,580 MW coal-fired power station at Qisha in Fangchenggang, Guangxi, China, commissioned in two phases between 2007 and 2016.
Fangjiashan nuclear power plant
Fangjiashan nuclear power plant (方家山核电站) is an operating two-unit nuclear plant at Qinshan in China's Zhejiang province, built as an extension of Qinshan Nuclear Power Plant I.
Fangtian ji (方天画戟)
The fangtian ji, or Fangtian Huaji, is a Chinese polearm with a spear point and crescent blades, known as the signature weapon of the warlord Lü Bu.
Fanhui Shi Weixing
Fanhui Shi Weixing (FSW), Chinese for "Recoverable Satellite," is a series of Chinese film-return reconnaissance satellites built by the China Academy of Space Technology, first successfully launched in 1975 and flown through 2005.