All articles starting with L
25,375 articles
Low Earth orbit
Low Earth orbit (LEO) is the region of Earth orbit between roughly 200 and 2,000 km altitude, where satellites complete a revolution in 88 to 127 minutes.
Low Earth orbit satellite population
The low Earth orbit satellite population is the set of objects below 2,000 km altitude: about 34,000 cataloged objects, roughly 16,000 active satellites, and millions of modeled debris pieces.
Low Expectations
Low Expectations (Lave forventninger) is a 2026 Norwegian-Danish drama, Eivind Landsvik's feature debut, starring musician Marie Ulven (Girl in Red) as a burned-out pop star recovering at a high school job; it premiered in Cannes Directors' Fortnight 2026.
Low fantasy
Low fantasy is a fantasy subgenre where magic intrudes on the real, primary world, contrasted with high fantasy's invented secondary worlds; also framed by Mendlesohn as intrusion fantasy, with a contested magic-scarcity usage.
Low frequency
Low frequency (LF) is the ITU band 5 of the radio spectrum, from 30 to 300 kHz, valued for stable ground-wave propagation over long distances.
Low frustration tolerance
Low frustration tolerance (LFT), also called frustration intolerance, is a diminished ability to regulate emotions and behavior when frustrated, classified in the ICD-11 under personality features.
Low German
Low German, also known as Plattdeutsch, is a West Germanic language spoken in northern Germany and the eastern Netherlands. It is related to High German and Dutch.
Low German literature
Low German literature (niederdeutsche Literatur, Plattdüütsche Literatur) is the body of writing in Low German, the regional language of northern Germany, spanning the ninth-century Heliand to contemporary dialect writing.
Low haemoglobin
Low hemoglobin is a hemoglobin concentration below the cutoff set for a person's age, sex, and altitude of residence; it is the laboratory finding that defines anemia.
Low Ham
Low Ham Roman villa, High Ham, Somerset: large 4th-century courtyard villa near Langport, over 70 rooms and 5,000 m2, famous for its Dido and Aeneas mosaic, excavated 1946-48 and 2018.
Low Head
Low Head is a headland on the south-central coast of King George Island in Antarctica, charted in 1937 and now a reference site for Antarctic soil, permafrost, and fossil research.
Low Income Home Energy Assistance Program
The Low Income Home Energy Assistance Program (LIHEAP) is a US federal block grant program helping low-income households pay home energy bills, created in 1981.
Low IQ Crime / Born with Luck (低智商犯罪)
Low IQ Crime (低智商犯罪, international title Born with Luck, also Qin Zei Ji) is a 2026 24-episode Chinese suspense comedy drama adapted from Zi Jin Chen's novel, directed by Liu Haibo, starring Wang Xiao, Tian Xiwei, and Wang Chuanjun, about a lucky detective in Sanjiangkou; it aired from May 4, 2026 on iQIYI and scored 8.1 on Douban.
Low Island
Low Island (Isla Baja, Jameson Island) is the southernmost island of the South Shetland Islands, Antarctica, 9 by 5 miles, 14 mi SE of Smith Island, known to sealers since 1820, mostly ice-covered with Jurassic-Cretaceous rocks at Cape Wallace.
Low Ki
Low Ki, born 1979 in Brooklyn, also known as Senshi and Kaval, is an American professional wrestler, first ROH Champion (2002), TNA X Division and IWGP Junior Heavyweight titleholder known for a stiff, combat-sport style.
Low Life (TV series)
Low Life (파인 촌뜨기들, The Hooligans) is a 2025 Disney+ Korean crime drama, 11 episodes, July 16 to August 13, 2025, directed by Kang Yoon-sung, adapted from Yoon Tae-ho's webcomic Pain, set in 1977 Shinan treasure hunting, starring Ryu Seung-ryong, Yang Se-jong, and Im Soo-jung.
Low lunar orbit
A low lunar orbit (LLO) is an orbit around the Moon tens to about a hundred kilometers up, completed roughly every two hours and destabilized by lunar mascons.
Low NOx burner
A low NOx burner (LNB) is a combustion burner that reduces nitrogen oxide emissions by staging the mixing of fuel and air within the burner itself.
Low Orbit Ion Cannon
Low Orbit Ion Cannon (LOIC) is an open-source network stress-testing application that floods servers with TCP, UDP, or HTTP traffic, best known as a DDoS tool used by Anonymous.
Low pathogenic avian influenza
Low pathogenic avian influenza (LPAI) is infection of birds with influenza A viruses that cause mild or no disease in poultry, unlike the severe, highly pathogenic form (HPAI).
Low phospholipid-associated cholelithiasis
Low phospholipid-associated cholelithiasis (LPAC) syndrome, also called ABCB4/MDR3-related cholelithiasis, is a rare genetic intrahepatic gallstone disease of young adults with recurrence after cholecystectomy, treated with ursodeoxycholic acid.
Low Rider
Low Rider is a 1975 funk song by War with Jerry Goldstein, from Why Can't We Be Friends?; #1 Billboard R&B, #7 Hot 100, Grammy Hall of Fame 2014, theme of George Lopez and Up in Smoke.
Low Rise Jeans
"Low Rise Jeans" is a 2026 dance-pop single by Demi Lovato, released April 17, 2026 via DLG Recordings/Island Records as lead track of the deluxe edition of her ninth album It's Not That Deep.
Low self-esteem
Low self-esteem is a persistently negative self-evaluation, ICD-11 code MB28.9, not a disorder itself. It is linked to depression and anxiety; CBT and related interventions show moderate benefits in adults.
Low Socioeconomic Status
Low socioeconomic status (low SES) is socioeconomic status marked by low income and a low educational level, a definition added to the MeSH vocabulary in 2023.
Low sodium diet
Low sodium diet: eating pattern limiting sodium to WHO's <2,000 mg/day or US 2,300 mg/day. Lowers blood pressure (systolic 3.39 mm Hg in trials), reduces stroke risk; mostly from processed foods.
Low temperature viability protein Ltv1
Ltv1 (LTV1, YKL143W) is a conserved nonessential yeast ribosome biogenesis factor required for 40S subunit maturation, nuclear export via Crm1, low-temperature growth, and Hrr25/CK1δ-regulated release from pre-ribosomes.
Low Tuck Kwong
Low Tuck Kwong, born 1948 in Singapore, is an Indonesian coal tycoon who founded PT Bayan Resources, one of Indonesia's largest coal producers, and became an Indonesian citizen in 1992.
Low Visibility Operations
Low Visibility Operations are aircraft takeoffs, approaches, landings, and taxi operations conducted when visibility falls below values permitting normal operation, with thresholds set by aviation regulators.
Low weight gain in pregnancy
Low weight gain in pregnancy (ICD-11 JA65.3) is gestational weight gain below IOM/NAM BMI-specific ranges; associated with small-for-gestational-age infants and preterm birth, managed via assessment, diet advice, and fetal growth monitoring.