Technology and the built world

Karakoram Highway (喀喇昆仑公路)

The Karakoram Highway (喀喇昆仑公路), also National Highway N-35, links northern Pakistan with Kashgar in Xinjiang, China, over the Khunjerab Pass; it was completed in 1978.

Karakuduk Oil and Gas Field

Karakuduk Oil and Gas Field (Kazakh: Қаракұдык, "black shaft") is an onshore field in Mangistau Region, southwestern Kazakhstan, discovered in 1972 and commercially developed from 1998.

Karakum Canal

The Karakum Canal (Russian: Каракумский канал) is a large irrigation canal in Turkmenistan carrying Amu Darya water across the Karakum Desert, built from 1954 to 1988.

Karakurt

Karakurt, also known as the Karakurt Team, is a cybercrime group that steals data and extorts organizations by threatening to release it, active since 2021.

Karakurt-class corvette

The Karakurt-class corvette (Project 22800, Каракурт) is a Russian missile corvette designed by Almaz in St. Petersburg, armed with Kalibr and Oniks cruise missiles for coastal strike.

Karama Oil Field

The Karama Oil Field (كرامة) is an onshore oil field in Egypt's Western Desert, discovered by Repsol and Apache in 2000 and operated by Qarun Petroleum Company.

Karamay Oil Field

Karamay Oil Field (克拉玛依油田) is a large oil field in northwestern Xinjiang, China, and the first major oilfield discovered in China after 1949, with oil struck in 1955.

The karambit, also spelled kerambit, is a small Southeast Asian knife with an inward-curving blade and a finger ring at the handle, widely associated with the Minangkabau people of West Sumatra and used in pencak silat.

Karanj Oil Field

The Karanj Oil Field is an onshore oil field in Khuzestan province, southwestern Iran, discovered in 1963 and producing since 1964, with the Asmari Formation as its principal reservoir.

Karat Packaging

Karat Packaging is an American manufacturer and distributor of disposable foodservice products like containers, cups, and straws, grown from a 2000 bubble tea shop and listed on Nasdaq under KRT since 2021.

Karatsuba algorithm

The Karatsuba algorithm, also known as the Karatsuba-Ofman algorithm, is a divide-and-conquer method for multiplying large numbers faster than the schoolbook method, discovered in 1960 and published in 1962.

Karazhanbas Oil and Gas Field

Karazhanbas (Қаражанбас) is a heavy-oil and gas field on the Buzachi Peninsula in Mangystau Region, southwest Kazakhstan, discovered in 1974, producing since 1980, and held equally by KazMunayGas and China's CITIC.

Karazhanbasmunai JSC

Karazhanbasmunai JSC is a Kazakh oil company that develops the heavy-oil Karazhanbas field in western Kazakhstan, jointly owned by KazMunayGas and CITIC and accounting for about 2.5 percent of Kazakhstan's oil production.

Kardex Remstar

Kardex Remstar is a business unit of Swiss intralogistics group Kardex Holding AG that manufactures vertical lift modules and carousels for automated storage and retrieval.

Kareem Darwish

Kareem Darwish (كريم درويش) is a computer scientist and Principal Scientist at the Qatar Computing Research Institute in Doha, known for Arabic NLP research and the open-source Farasa toolkit.

KAREL (programming language)

KAREL is a compiled, Pascal-like programming language used to program FANUC industrial robots alongside the teach pendant language TP, handling complex logic, communication, and data handling while TP performs motion.

Karelia Tobacco Company

Karelia Tobacco Company (Καπνοβιομηχανία Καρέλια Α.Ε.) is a Greek cigarette manufacturer in Kalamata, founded in 1888 by George and Stathis Karelias and controlled by the Karelias family.

Karen L. Christman

Karen L. Christman is an American bioengineer at UC San Diego who develops injectable hydrogels for tissue repair, especially in the heart, and co-founded Ventrix.

Karen McKee

Karen McKee is a chemical engineer from Northern Ireland who joined ExxonMobil in 1990 and rose to president of Product Solutions and corporate vice president, retiring in 2025.

Oct 10, 2026

Karen Willcox

Karen Willcox is a New Zealand-born aerospace engineer who directs the Oden Institute at the University of Texas at Austin and is known for model reduction.

Kargu

Kargu is a portable rotary-wing loitering munition, described as a kamikaze drone, developed by Turkey's STM and first shown in 2017; its Kargu-2 variant drew UN attention in 2021 over use in Libya.

Kariba Dam

Kariba Dam is a concrete arch dam on the Zambezi River between Zambia and Zimbabwe, feeding two underground power stations with a combined capacity of 2,130 MW.

Karish Oil and Gas Field

The Karish Oil and Gas Field is an offshore Israeli natural gas field about 80 km west of Haifa, operated by Energean and producing since October 2022.

Karl A. Gschneidner Jr.

Karl A. Gschneidner Jr. (1930–2016) was an American metallurgist at Iowa State University and Ames Laboratory known as "Mr. Rare Earth", who discovered the giant magnetocaloric effect in 1997.

Karl E. Martersteck

Karl E. Martersteck, Jr., born 1934, is an American telecommunications engineer who led the 5ESS digital switch at Bell Laboratories and was elected to the National Academy of Engineering in 1992.

Karl G. Linden

Karl Linden is an environmental engineer and Distinguished Professor at the University of Colorado Boulder known for UV disinfection of water and the 2020 Clarke Prize.

Oct 10, 2026

Karl Guthe Jansky

Karl Guthe Jansky (1905–1950) was an American radio engineer at Bell Telephone Laboratories who in 1931–32 discovered radio waves from the Milky Way, founding radio astronomy.

Karl H. Norris

Karl H. Norris, also known as Karl Howard Norris, was an American agricultural engineer at the USDA who founded near-infrared reflectance spectroscopy and was elected to the National Academy of Engineering in 1980.

Karl Henrik Johansson

Karl Henrik Johansson, born 1967 in Växjö, Sweden, is Chaired Professor of Networked Control at KTH, working on networked control systems and road traffic control, and received the 2024 IEEE Hendrik W. Bode Lecture Prize.