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K. S. Eric Forssberg
K. S. Eric Forssberg is a Swedish mineral processing engineer and professor emeritus at Luleå University of Technology, elected to the US National Academy of Engineering in 2001.
K. Sivan
Kailasavadivoo Sivan is an Indian aerospace engineer who led ISRO as Chairman from January 2018 to January 2022, overseeing Chandrayaan-2 and the start of the Gaganyaan program.
K.J. Ray Liu
K.J. Ray Liu is an electrical engineer and University of Maryland professor who pioneered wireless sensing using Wi-Fi signals, founded Origin Wireless, and served as 2022 IEEE President.
K2 Airways
K2 Airways is a private Pakistani cargo airline based in Karachi, which began Boeing 737 freighter flights in 2024 and halted operations after losing its only aircraft in a 2026 Arabian Sea crash.
K2 Airways Flight 1732
K2 Airways Flight 1732 was a cargo flight from Sharjah to Karachi that crashed in the Arabian Sea on 7 July 2026, killing all five crew members.
K2 Black Panther (흑표)
The K2 Black Panther (흑표), also known as the K2 tank, is a South Korean main battle tank by Hyundai Rotem, in service from 2014 and exported to Poland.
K2 mission
K2, also called Second Light, was a NASA repurposing of the Kepler space telescope, using two working reaction wheels to observe along the ecliptic from 2014 to 2018.
K21
The K21 is a South Korean amphibious infantry fighting vehicle, in service with the Republic of Korea Army since 2009 and armed with a 40 mm cannon.
K239 Chunmoo
The K239 Chunmoo is a South Korean wheeled multiple launch rocket system built by Hanwha Aerospace, in South Korean service since 2015 and exported to Poland.
K3 tank
The K3 tank, also called the NG-MBT, is a next-generation main battle tank under development by South Korea's Hyundai Rotem as successor to the K2 Black Panther.
K31
The K31, or Karabiner 31, is a Swiss straight-pull bolt-action carbine chambered in 7.5×55mm Swiss that served as the Swiss Army's standard rifle from 1933 to 1958.
K3s
K3s is a lightweight, CNCF-certified Kubernetes distribution packaged as a single binary under 100 MB, announced by Rancher Labs in 2019 for edge computing and IoT.
k6 (software)
k6 is an open-source load testing tool by Load Impact, released in 2017, written in Go and scripted in JavaScript to test APIs, microservices, and websites.
K9 Thunder
The K9 Thunder, also known as the K-9 self-propelled howitzer, is a South Korean tracked 155 mm self-propelled howitzer in production since 1999 and exported to seven countries.
Ka band
Ka band is the portion of the microwave spectrum used for satellite communications, spanning roughly 27-40 GHz, offering wide bandwidth and small antennas but suffering heavy rain fade.
Ka-Bar
Ka-Bar is an American knife brand founded in Olean, New York, in 1898, best known for the USMC Fighting/Utility Knife it supplied in World War II.
Kaaba
The Kaaba, also known as the Ka'bah (الكعبة), is a granite cuboid structure at the center of the Great Mosque of Mecca, Saudi Arabia, considered Islam's most sacred site.
Kabelschlepp
Kabelschlepp, now TSUBAKI KABELSCHLEPP GmbH, is a German manufacturer of cable carriers, or energy chains, founded in Siegen in 1954 after inventing the steel cable carrier in 1953.
Kabsch algorithm
The Kabsch algorithm is a closed-form method for finding the rotation that best aligns two sets of points in the least-squares sense, published by Wolfgang Kabsch in 1976.
Kaby Lake
Kaby Lake is the code name for Intel's seventh-generation Core processors, reusing the Skylake architecture at higher clock speeds with new 4K media hardware, launched in January 2017.
Kademlia
Kademlia, also known as the Kademlia P2P protocol, is a peer-to-peer distributed hash table algorithm described at New York University in 2002, used in BitTorrent, eMule, IPFS, and Ethereum.
Kadena Air Base (嘉手納飛行場)
Kadena Air Base is a United States Air Force base on Okinawa, Japan, home to the 18th Wing and the largest US Air Force presence in East Asia.
Kadrey v. Meta
Kadrey v. Meta is a 2023 copyright lawsuit in which thirteen authors, including Richard Kadrey and Sarah Silverman, allege Meta trained its Llama models on pirated books from shadow libraries.
Kaeng Khoi 2 power station
Kaeng Khoi 2 power station, also known as Kaeng Khoi II or KK2, is a natural gas-fired combined cycle plant in Saraburi, Thailand, opened in 2007.
Kaeser Kompressoren
Kaeser Kompressoren is a German family-owned manufacturer of compressors, blowers, and compressed air systems, founded in Coburg in 1919 and today employing about 8,000 people in over 140 countries.
KAFD metro station (محطة قطار كافد)
KAFD metro station (محطة قطار كافد) is an elevated interchange station on the Riyadh Metro, serving Lines 1, 4, and 6 in the King Abdullah Financial District in Riyadh.
Kafka Connect
Kafka Connect is Apache Kafka's open-source framework for streaming data between Kafka and external systems via source and sink connectors, running workers in standalone or distributed modes with offsets, configs, and status stored in Kafka topics.
Kafka Streams
Kafka Streams, the Apache Kafka Streams API, is a Java/Scala client library for stream processing with input and output in Kafka topics, no separate processing cluster, local RocksDB state stores backed by changelog topics, and exactly_once_v2 processing guarantees.
Kafka: The Definitive Guide
Kafka: The Definitive Guide is O'Reilly's practitioner book on Apache Kafka: first edition 2017 by Narkhede, Shapira, and Palino; second edition November 2021 by Shapira, Palino, Sivaram, and Petty.
Kafue Gorge Lower hydroelectric plant
Kafue Gorge Lower is a 750 MW hydroelectric power station on the Kafue River in southern Zambia, built by Sinohydro and fully commissioned in March 2023.