All articles starting with K

KNDS France

KNDS France, formerly Nexter Systems, is the French land-defense manufacturer based at Versailles, known for the CAESAR howitzer and Scorpion vehicles and serving as France's combat-vehicle integrator.

Kneading (cats)

Kneading, or 'making biscuits,' is the rhythmic alternating paw-pushing cats perform on soft surfaces. Rooted in nursing kittens, it signals comfort and affection, marks territory via paw scent glands, and excessive kneading can indicate stress or pain.

Kneblinghausen Roman camp

Kneblinghausen Roman camp (Römerlager Kneblinghausen), a Roman military site near Rüthen, Westphalia: two overlapping enclosures of about 10 and 7.5 ha with clavicula gates, over a Germanic settlement; date and function still unresolved.

Knebworth Festival

Knebworth Festival: outdoor rock concerts at Knebworth Park, Hertfordshire, since 1974; hosted Led Zeppelin 1979, Queen 1986, Oasis 1996 (250,000) and Robbie Williams 2003 (375,000); venue also known as Knebworth Park concerts.

Knee

Knee: the largest human joint, a synovial hinge joining femur, tibia, and patella with ACL, PCL, collateral ligaments, and menisci; only human knee reaches full extension among compared mammals.

Sep 29, 2026

Knee arthroscopy

Knee arthroscopy is a minimally invasive orthopedic procedure in which a camera and miniature instruments are inserted through small incisions to diagnose and treat injuries inside the knee joint.

Knee effusion

Knee effusion, commonly called water on the knee, is an abnormal buildup of fluid inside the knee joint, most often from osteoarthritis, trauma, or gout.

Knee osteoarthritis

Knee osteoarthritis, degenerative joint disease with cartilage loss and abnormal bone growth; managed with exercise, weight loss, corticosteroid or hyaluronic acid injections, and joint replacement for severe disease.

Knee pain

Knee pain, also called knee ache or arthralgia of the knee, is pain in or around the knee joint from traumatic, degenerative, overuse, or inflammatory causes; affects about 25% of adults, with osteoarthritis dominant over 45 and patellofemoral pain in the young.

Knee Prosthesis

A knee prosthesis is an implanted device that replaces part or all of the knee joint's surfaces, most commonly to relieve pain from osteoarthritis when other treatments fail.

Knee replacement

Knee replacement (knee arthroplasty): surgery replacing damaged knee joint surfaces with metal and plastic implants, mainly for osteoarthritis. Total and partial types; implants often last 15-25 years; infection is now the leading revision cause.

Kneecap (band)

Kneecap: Belfast and Derry Irish-language hip-hop trio of Mo Chara, Móglaí Bap and DJ Próvaí; albums Fine Art (2024) and FENIAN (2026), a Sundance- and BAFTA-winning 2024 biopic, and a 2025 UK terrorism charge later thrown out.

Kneecap (film)

Kneecap (2024) is Rich Peppiatt's comedy-drama biopic of the Belfast Irish-language rap trio Kneecap, who star as themselves. Sundance NEXT Audience Award winner, Ireland's 2025 Oscar entry, seven-time BIFA winner.

Kneecapping

Kneecapping: extrajudicial punishment by shooting a victim in the leg, originating in Northern Irish paramilitary punishment attacks (2,303 shootings 1973-2000) and later documented in Bangladesh and Gaza.

Sep 19, 2026

Kneeling Bull with Vessel

The Kneeling Bull with Vessel is a silver figurine of a bull with a human kneeling posture, holding a spouted vessel, from Proto-Elamite Iran around 3100–2900 BCE.

Knekro

Knekro (Sergio García, KNekroGamer), Spanish streamer and YouTuber born 1984 in Madrid; League of Legends pioneer, Pokémon Stadium champion of Spain, KOI content creator, 1.3M Twitch followers.

Knelson concentrator

The Knelson concentrator is a vertical centrifugal gravity separator developed by Byron Knelson in Canada, commercialized in 1980, that recovers free gold and platinum group minerals from mining feed.

Oct 20, 2026

Knemiceras

Knemiceras is an extinct Albian to Early Cenomanian ammonite genus (Engonoceratidae) proposed by Böhm in 1898, type species Ammonites syriacus von Buch 1848 from Lebanon, defined by pseudoceratite sutures and shallow Tethyan seas.

Kneser graph

The Kneser graph K(n, k) has the k-subsets of {1, ..., n} as vertices, with edges between disjoint sets; introduced by Lovász in 1978, K(5, 2) is the Petersen graph.

Knesset

Knesset (הכנסת), Israel's unicameral 120-member parliament in Jerusalem, elected by nationwide proportional closed-list voting with a 3.25% threshold; first sat February 14, 1949 as the Constituent Assembly.

Knewton

Knewton is an American adaptive learning technology company founded in 2008 and headquartered in New York City, best known for Knewton Alta, its adaptive higher-education courseware platform.

Kněževes

Kněževes names three Czech villages: Kněževes u Prahy (Praha-západ), Kněževes u Rakovníka (městys, first mentioned 1327), and Kněževes in the Žďár nad Sázavou district (1370); the Prague-area site has major Bronze Age excavations.

Knickerbocker glory

Knickerbocker glory: a British layered ice cream sundae in a tall glass, first recorded in a 1915 US soda fountain handbook, named from Washington Irving's Knickerbocker, famous at Fortnum & Mason since 1956.

Knickerbockers (clothing)

Knickerbockers, shortened to knickers, are loose baggy trousers gathered just below the knee, named after Washington Irving's character Diedrich Knickerbocker and closely tied to New York City's identity.

Knicks–Pacers rivalry

Knicks–Pacers rivalry: NBA Eastern Conference playoff feud between the New York Knicks and Indiana Pacers, eight postseason series from 1993 to 2025, defined by Reggie Miller, Spike Lee, and Pacers wins in 2024 and 2025.

Knidos

Knidos (Cnidus), ancient Carian-Greek port city on Cape Tekir at the tip of Türkiye's Datça Peninsula; double city with military and commercial harbors, Hippodamian grid, medical school of Euryphon, Praxiteles' Aphrodite, wine and olive oil exporter, abandoned after earthquakes and Arab raids.

Kniest dysplasia

Kniest dysplasia (Kniest syndrome, swiss cheese cartilage dysplasia) is a rare autosomal dominant type II collagenopathy caused by COL2A1 variants, causing disproportionate short stature, stiff enlarged joints, myopia, retinal detachment risk, and hearing loss.

Knife

A knife is a tool or weapon with a sharp-edged blade, typically of metal or ceramic, attached to a handle, used to cut, slice, chop, scrape, or pierce.

Knife Edge: Chasing Michelin Stars

Knife Edge: Chasing Michelin Stars is an Apple TV docuseries from Gordon Ramsay's Studio Ramsay Global, hosted by Jesse Burgess, following chefs worldwide as they win, keep, or lose Michelin Stars, with rare access to anonymous Michelin inspectors; season 1 premiered October 10, 2025, season 2 September 25, 2026.