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Margaret W. Mayall
Margaret Walton Mayall (January 27, 1902 – December 6, 1995) was an American astronomer. She was the director of the American Association of Variable Star Observers (AAVSO) from 1949 to 1973. Early life and education Mayall (born Margaret Lyle Walton) was born in Iron Hill, Maryland, on 27 January 1902. She attended the University of Delaware, where her interest in astronomy grew after taking math and chemistry courses. She then moved to Swarthmore College, where she received her Bachelor's Degree in Mathematics in 1924. She earned an MA in Astronomy from Radcliffe College, Harvard University, in 1928 and worked as a research assistant and astronomer at Harvard College Observatory from 1924 to 1954, initially working with Annie Jump Cannon on classifying star spectra and estimating star brightness. During this time, she would spend summers working with Margaret Hardwood of the Maria Mitchell Observatory in Nantucket, MA, where she became interested in researching variable s ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Maryland
Maryland ( ) is a U.S. state, state in the Mid-Atlantic (United States), Mid-Atlantic region of the United States. It borders the states of Virginia to its south, West Virginia to its west, Pennsylvania to its north, and Delaware to its east, as well as with the Atlantic Ocean to its east, and the national capital and federal district of Washington, D.C. to the southwest. With a total area of , Maryland is the List of U.S. states and territories by area, ninth-smallest state by land area, and its population of 6,177,224 ranks it the List of U.S. states and territories by population, 18th-most populous state and the List of states and territories of the United States by population density, fifth-most densely populated. Maryland's capital city is Annapolis, Maryland, Annapolis, and the state's most populous city is Baltimore. Maryland's coastline was first explored by Europeans in the 16th century. Prior to that, it was inhabited by several Native Americans in the United States ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Massachusetts Institute Of Technology
The Massachusetts Institute of Technology (MIT) is a Private university, private research university in Cambridge, Massachusetts, United States. Established in 1861, MIT has played a significant role in the development of many areas of modern technology and science. In response to the increasing Technological and industrial history of the United States, industrialization of the United States, William Barton Rogers organized a school in Boston to create "useful knowledge." Initially funded by a land-grant universities, federal land grant, the institute adopted a Polytechnic, polytechnic model that stressed laboratory instruction in applied science and engineering. MIT moved from Boston to Cambridge in 1916 and grew rapidly through collaboration with private industry, military branches, and new federal basic research agencies, the formation of which was influenced by MIT faculty like Vannevar Bush. In the late twentieth century, MIT became a leading center for research in compu ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Radcliffe College Alumni
Radcliffe or Radcliff may refer to: Places * Radcliffe Line, a border between India and Pakistan United Kingdom * Radcliffe, Greater Manchester ** Radcliffe Tower, the remains of a medieval manor house in the town ** Radcliffe tram stop * Radcliffe, Northumberland * Radcliffe-on-Trent, Nottinghamshire ** Radcliffe railway station United States * Radcliffe, Iowa * Radcliff, Kentucky * Radcliffe, Lexington * Radcliff, Ohio Schools * Radcliffe College Radcliffe College was a Women's colleges in the United States, women's Liberal arts colleges in the United States, liberal arts college in Cambridge, Massachusetts, that was founded in 1879. In 1999, it was fully incorporated into Harvard Colle ... (1879–1999), a former women's college that was associated with Harvard University * Radcliffe Institute for Advanced Study (1999–present), a postgraduate study institute of Harvard University that succeeded the former Radcliffe College * The Radcliffe School, a ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
People From Cecil County, Maryland
The term "the people" refers to the public or common mass of people of a polity. As such it is a concept of human rights law, international law as well as constitutional law, particularly used for claims of popular sovereignty. In contrast, a people is any plurality of persons considered as a whole. Used in politics and law, the term "a people" refers to the collective or community of an ethnic group or nation. Concepts Legal Chapter One, Article One of the Charter of the United Nations states that "peoples" have the right to self-determination. Though the mere status as peoples and the right to self-determination, as for example in the case of Indigenous peoples (''peoples'', as in all groups of indigenous people, not merely all indigenous persons as in ''indigenous people''), does not automatically provide for independent sovereignty and therefore secession. Indeed, judge Ivor Jennings identified the inherent problems in the right of "peoples" to self-determination, as i ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
American Women Astronomers
American(s) may refer to: * American, something of, from, or related to the United States of America, commonly known as the "United States" or "America" ** Americans, citizens and nationals of the United States of America ** American ancestry, people who self-identify their ancestry as "American" ** American English, the set of varieties of the English language native to the United States ** Native Americans in the United States, indigenous peoples of the United States * American, something of, from, or related to the Americas, also known as "America" ** Indigenous peoples of the Americas * American (word), for analysis and history of the meanings in various contexts Organizations * American Airlines, U.S.-based airline headquartered in Fort Worth, Texas * American Athletic Conference, an American college athletic conference * American Recordings (record label), a record label that was previously known as Def American * American University, in Washington, D.C. Sports teams S ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
1995 Deaths
This is a list of lists of deaths of notable people, organized by year. New deaths articles are added to their respective month (e.g., Deaths in ) and then linked below. 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 2003 2002 2001 2000 1999 1998 1997 1996 1995 1994 1993 1992 1991 1990 1989 1988 1987 1986 Earlier years ''Deaths in years earlier than this can usually be found in the main articles of the years.'' See also * Lists of deaths by day * Deaths by year (category) {{DEFAULTSORT:deaths by year ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
1902 Births
Events January * January 1 ** The Nurses Registration Act 1901 comes into effect in New Zealand, making it the first country in the world to require state registration of nurses. On January 10, Ellen Dougherty becomes the world's first registered nurse. ** Nathan Stubblefield demonstrates his Mobile phone, wireless telephone device in the U.S. state of Kentucky. * January 8 – A train collision in the New York Central Railroad's Park Avenue Tunnel (railroad), Park Avenue Tunnel kills 17 people, injures 38, and leads to increased demand for electric trains and the banning of steam locomotives in New York City. * January 23 – Hakkōda Mountains incident: A snowstorm in the Hakkōda Mountains of northern Honshu, Empire of Japan, Japan, kills 199 during a military training exercise. * January 30 – The Anglo-Japanese Alliance is signed. February * February 12 – The 1st Conference of the International Woman Suffrage Alliance takes place in Washing ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
3342 Fivesparks
__NOTOC__ Year 334 ( CCCXXXIV) was a common year starting on Tuesday of the Julian calendar. At the time, it was known as the Year of the Consulship of Optatus and Caesonius (or, less frequently, year 1087 ''Ab urbe condita''). The denomination 334 for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years. Events By place Roman Empire * Flavius Dalmatius puts down a revolt in Cyprus, led by Calocaerus. Calocaerus is brought to Tarsus (Cilicia), and executed. * The Goths protect the Danube frontier against an invasion by the Vandals. * Emperor Constantine the Great reauthorises gladiatorial combat. Births * Huiyuan, Chinese Buddhist teacher and founder of Donglin Temple (d. 416) * Sabbas the Goth, Christian reader and saint (d. 372) * Virius Nicomachus Flavianus, Roman historian and politician (d. 394) Deaths * December 5 – Li Ban, Chinese emperor of Cheng-Han (b. 2 ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Minor Planet
According to the International Astronomical Union (IAU), a minor planet is an astronomical object in direct orbit around the Sun that is exclusively classified as neither a planet nor a comet. Before 2006, the IAU officially used the term ''minor planet'', but that year's meeting IAU definition of planet, reclassified minor planets and comets into dwarf planets and Small Solar System body, small Solar System bodies (SSSBs).Press release, IAU 2006 General Assembly: Result of the IAU Resolution votes International Astronomical Union, August 24, 2006. Accessed May 5, 2008. In contrast to the eight official planets of the Solar System, all minor planets fail to clearing the neighborhood, clear their orbital neighborhood. Minor planets include asteroids (near- ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
