All articles starting with M
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Merseburg
Merseburg is a town of about 34,500 in Saxony-Anhalt, Germany, seat of the Saalekreis. A former Ottonian palatinate and bishopric founded in 968, it is known for Merseburg Cathedral and the Merseburg Incantations.
Mersen
Mersen, formerly Carbone Lorraine until 2010, is a French industrial group founded in 1889 that designs electrical power components and advanced graphite and silicon carbide materials for energy, transportation, and electronics industries.
Mersenius (lunar crater)
Mersenius, lunar crater (walled plain) 84.46 km wide west of Mare Humorum at 21.5S 49.2W; IAU-named 1935 for Marin Mersenne; domed floor, Rimae Mersenius rilles, pyroclastic deposits, satellite craters B–Z.
Mersenne prime
A Mersenne prime is a prime number of the form 2^p − 1, named after Marin Mersenne. The largest known prime, found in 2024, is one.
Mersenne primes
Mersenne primes are prime numbers of the form 2^p − 1 with p prime, named for Marin Mersenne; 52 are known, and they correspond to even perfect numbers.
Mersenne Twister
The Mersenne Twister (MT) is a pseudorandom number generator invented by Makoto Matsumoto and Takuji Nishimura in 1997, producing uniform 32-bit integers with the prime period 2^19937−1.
Merseyrail
Merseyrail is the electric commuter rail network serving Merseyside around Liverpool, England, running Northern and Wirral line trains through a city-center underground loop and tunnels under the River Mersey.
Merseyside
Merseyside is a metropolitan county in north-west England, named after the River Mersey, created 1 April 1974 under the Local Government Act 1972. It covers five districts (Liverpool, Knowsley, Sefton, St Helens, Wirral), 645 km2, and about 1.4 million people; its county council was abolished in 1986.
Merseyside derby
The Merseyside derby is the Everton v Liverpool football fixture, born from the 1892 Anfield rent split that founded Liverpool FC. First played 13 October 1894; 248 meetings, Liverpool 102 wins, and the most red cards in Premier League history.
Mershepsesre Ini II
Mershepsesre Ini II, also read Ini Mershepesre, was a pharaoh of the late Thirteenth Dynasty of ancient Egypt, known from a statue moved from Karnak to Italy.
Mersin
Mersin is a Mediterranean province and port city in southern Turkey, formerly named İçel until 2002. Population 1,956,428 (2025), 13 districts, Turkey's largest multi-purpose port, and the country's first free zone (1987).
Mersiye
Mersiye is the elegy genre of Arabic, Persian, and Turkish poetry, written after a death to praise the deceased; its Karbala subgroup mourns Imam Husayn.
Mērsraga Novads
Mērsraga Novads (Mērsrags Municipality) was a Latvian municipality on the Gulf of Riga, 2011–2021, created from Roja novads; merged into Talsi Municipality in 2021, now Mērsrags parish.
Mert Demir (musician)
Mert Demir, born 1993 in Istanbul, is a Turkish singer and songwriter whose 2022 duet "Antidepresan" with Mabel Matiz set a Spotify Turkey streaming record.
Mert Fluctus
Mert Fluctus is a 250-km fluctus (lava flow field) on Venus at 50.50°S, 230.50°E, in quad v59, IAU-approved in 2000 and named for an Egyptian goddess of music and singing.
Mert Ramazan Demir
Mert Ramazan Demir (born 1998, Şile, Istanbul) is a Turkish actor known as Ferit Korhan in Yalı Çapkını (The Golden Boy), Ikram in I Am You, Baran in Metruk Adam, Yusuf in Delikanlı, and Osman in Susuz Yaz.
Mert Yazıcıoğlu
Mert Yazıcıoğlu (born 1993 in Istanbul) is a Turkish screen actor known for Karagül, Netflix's Love 101, and the historical series Kuruluş Orhan.
Mertcan Ayhan
Mertcan Ayhan, Turkish footballer born 2006 in Gelsenkirchen, centre-back for FC Schalke 04 (number 43) and Turkey U21; Schalke academy product, first pro contract to 2028, 27 2. Bundesliga apps in 2025/26. Not the Fenerbahçe namesake.
Mertens function
The Mertens function, M(x) = Σ μ(n), sums the Möbius function up to x. Mertens conjectured |M(x)| < √x in 1897; Odlyzko and te Riele disproved it in 1985.
Mertensia virginica
Mertensia virginica, Virginia bluebells or Virginia cowslip, is a spring-ephemeral perennial in Boraginaceae native from Ontario and Quebec to the eastern and central United States, with pink buds opening to blue flowers and NatureServe rank G5.
Merthyr Tydfil
Merthyr Tydfil (Merthyr Tudful) is a South Wales Valleys town and county borough that was the world's first iron town, largest in Wales by 1801, now a heritage and outdoor-activity centre near Bannau Brycheiniog.
Merthyr Tydfil F.C.
Merthyr Tydfil F.C. (Martyrs), Welsh club at Penydarren Park formed 1945, wound up 2009-10; refounded 2010 as fan-owned Merthyr Town, now National League North, Welsh Cup winners 1949, 1951, 1987.
MERTK
MERTK (MER proto-oncogene, tyrosine kinase; MerTK protein) is a TAM-family receptor tyrosine kinase at 2q13 that mediates Gas6/Protein S-dependent efferocytosis, immune suppression, retinitis pigmentosa when mutated, and cancer immunotherapy targeting.
Merton Bernfield
Merton Bernfield, also known as Merton R. Bernfield, was an American pediatrician and cell biologist who discovered the syndecans and taught at Harvard Medical School.
Merton C. Flemings
Merton C. Flemings, born in 1929, is an American metallurgist and MIT professor emeritus who co-invented semi-solid metal processing, wrote Solidification Processing, and was elected to the National Academy of Engineering in 1976.
Merton College, Oxford
Merton College, Oxford: founded 1264 by Walter de Merton, first fully self-governing Oxford college and model for later Oxford and Cambridge colleges; home of Mob Quad, the university's oldest quadrangle.
Merton F. Utter
Merton F. Utter (1917–1980) was an American biochemist at Case Western Reserve University who discovered pyruvate carboxylase and phosphoenolpyruvate carboxykinase, establishing gluconeogenesis as a distinct pathway.
Merton H. Miller
Merton H. Miller (1923–2000) was an American financial economist at the University of Chicago who shared the 1990 Nobel Memorial Prize for work in financial economics.
Merton Roman Camp
Merton Roman Camp: a scheduled Roman temporary marching camp with parade ground and access road at Merton, Oxfordshire, near Alchester, found by 1990 aerial photography; not the Iron Age Caesar's Camp on Wimbledon Common.
Mertonian norms
The Mertonian norms, known by the acronym CUDOS, are four imperatives that sociologist Robert K. Merton proposed in 1942 as the ethos of modern science: universalism, communism, disinterestedness, and organized skepticism.