61,984 articles
Qader
Qader, also spelled Ghader, is an Iranian anti-ship cruise missile developed as an improved version of the Chinese C-802, announced in 2011 with a reported range of 200 km.
Qadirpur Oil and Gas Field
Qadirpur is a large natural gas field in Sindh Province, Pakistan, operated by OGDCL and for years the country's second largest gas field after Sui.
Qanat
A qanat (قنات), also called karez, is a gently sloping underground canal of ancient Iranian origin that taps an aquifer and carries water by gravity alone.
Qantas
Qantas, an acronym of Queensland and Northern Territory Aerial Services Ltd, is the flag carrier of Australia, founded in outback Queensland in 1920 and the longest continuously operating airline in the world.
Qantas fleet
The Qantas fleet is the aircraft fleet operated by Australian airline Qantas, including its QantasLink, Jetstar, and Qantas Freight subsidiaries, totalling 363 aircraft at June 2025.
Qantas Flight 32
Qantas Flight 32 was a Singapore–Sydney passenger flight whose Airbus A380 suffered an uncontained engine failure over Indonesia in 2010, landing safely with all 469 aboard uninjured.
Qantas Flight 72
Qantas Flight 72 was a 2008 Singapore-to-Perth flight on which an Airbus A330 made two uncommanded nose-down pitches from a faulty air data unit, injuring at least 110 people.
QantasLink
QantasLink is the brand under which the Qantas Group operates regional flights across Australia. In use since May 2001, it flies over 2,000 flights a week on routes serving about 60 regional destinations.
Qaqortoq Airport
Qaqortoq Airport (IATA: JJU) is a regional airport in Qaqortoq, the main town of South Greenland, opened on 16 April 2026 and replacing Narsarsuaq Airport as the region's primary gateway.
Qarmet
Qarmet (Qarmet JSC) is a Kazakh coal mining and steelmaking company formed in December 2023 from ArcelorMittal Temirtau after fatal mine accidents, employing more than 34,000 people.
Qarn Alam Oil and Gas Field
Qarn Alam is an oil field in central Oman operated by Petroleum Development Oman, discovered in 1972 and home to the world's first full-field steam injection project in a fractured carbonate reservoir.
Qasr Oil and Gas Field
Qasr Oil and Gas Field is a large gas-condensate field in Egypt's Western Desert, about 525 km west of Cairo. Discovered in 2003, it is the largest known field in the Western Desert.
Qassam rocket
The Qassam rocket, also called the Qassam missile, is an unguided, homemade artillery rocket made by Palestinian armed groups in the Gaza Strip, first fired at Israel in 2001.
Qatalum CCGT power station
Qatalum CCGT power station is a captive natural gas-fired combined cycle plant in Mesaieed, Qatar, supplying the Qatalum aluminum smelter with up to 1,350 MW.
Qatar Airways (القطرية)
Qatar Airways (القطرية), also known as Qatar Airways Company Q.C.S.C., is the state-owned flag carrier of Qatar, established in 1993 and flying from Hamad International Airport in Doha.
Qatar Airways fleet
The Qatar Airways fleet is the Airbus and Boeing fleet of Qatar Airways, about 300 aircraft centered on the Boeing 777, 787, and Airbus A350, based in Doha.
Qatargas 2 Gas Field
Qatargas 2 is a Qatari liquefied natural gas venture drawing gas from the North Field, with two 7.8 mtpa mega-trains at Ras Laffan that started up in 2009.
Qatargas 3 Gas Field
Qatargas 3 is a Qatari liquefied natural gas project, a joint venture of QatarEnergy, ConocoPhillips, and Mitsui, producing LNG from the North Field since 2010.
Qatargas 4 Gas Field
Qatargas 4 is a one-train liquefied natural gas project in Qatar, jointly owned by QatarEnergy and Shell, which started producing LNG from the North Field in 2011.
QBasic
QBasic is a free BASIC interpreter and IDE Microsoft bundled with MS-DOS 5.0 in 1991, a stripped-down QuickBASIC whose sample games Nibbles and Gorillas taught programming.
QBittorrent
QBittorrent is a free and open-source BitTorrent client for Windows, macOS, Linux, FreeBSD, and OS/2, built as an open-source alternative to µTorrent with a similar interface, built-in search, and no ads.
QBS-06
The QBS-06 (06式5.8毫米水下自动步枪) is a Chinese underwater assault rifle for PLA Navy combat divers, patterned after the Soviet APS and firing the 5.8 mm DBS-06 dart cartridge; it was design-finalized in 2006.
QBZ-95 (95式自动步枪)
The QBZ-95 (95式自动步枪, Type 95) is a Chinese bullpup assault rifle made by Norinco, the People's Liberation Army's service rifle since 1995, chambered for the 5.8×42mm DBP87 cartridge.
QC080000
QC 080000 is an international technical specification published by IECQ that defines Hazardous Substance Process Management requirements, built on ISO 9001, supporting compliance with EU RoHS, WEEE, and REACH.
Qcells
Qcells, also known as Hanwha Q CELLS (한화큐셀), is a solar cell and module maker founded in Germany in 1999, acquired by South Korea's Hanwha Group in 2012.
QClaw
QClaw, nicknamed "little crayfish AI," was a Tencent AI agent assistant for Windows and macOS that users controlled remotely through WeChat, shut down in December 2026.
Qdrant
Qdrant is an open-source vector database written in Rust that stores and searches high-dimensional embeddings, founded in Berlin in 2021 by André Zayarni and Andrey Vasnetsov.
QEMU
QEMU (Quick EMUlator) is a generic, open source machine emulator and virtualizer that models entire computers or runs single processes, pairing with hypervisors such as KVM for near-native speed.
QF 4.5-inch Mk I – V naval gun
The QF 4.5-inch Mk I – V naval gun was a British quick-firing naval gun serving as the Royal Navy's standard medium dual-purpose gun from the late 1930s into the 1970s.
QGIS
QGIS, formerly Quantum GIS, is a free and open source geographic information system used to create, edit, visualize, and analyze geospatial information on Windows, Mac, and Linux.