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21 hours ago · Sir Isaac Newton FRS (25 December 1642 – 20 March 1726/27 [a]) was an English polymath active as a mathematician, physicist, astronomer, alchemist, theologian, and author who was described in his time as a natural philosopher. [7] He was a key figure in the Scientific Revolution and the Enlightenment that followed.
21 hours ago · Modernism was an early 20th-century movement in ... scientific knowledge, or ... believing that a revolution of political consciousness had greater importance than a ...
21 hours ago · The second half of the 20th century also saw groundbreaking scientific and technological developments such as the discovery of the structure of DNA and DNA sequencing, the worldwide eradication of smallpox, the Green Revolution in agriculture, the discovery of plate tectonics, the moon landings, crewed and uncrewed exploration of space, solar ...
21 hours ago · The history of medicine is the study and documentation of the evolution of medical treatments, practices, and knowledge over time. Medical historians often drawn from other humanities fields of study including economics , health sciences , sociology , and politics to better understand the institutions, practices, people, professions, and social ...
21 hours ago · The Abbasid Caliphate or Abbasid Empire ( / əˈbæsɪd, ˈæbəsɪd /; Arabic: الْخِلَافَة الْعَبَّاسِيَّة, romanized : al-Khilāfa al-ʿAbbāsiyya) was the third caliphate to succeed the Islamic prophet Muhammad. It was founded by a dynasty descended from Muhammad's uncle, Abbas ibn Abd al-Muttalib (566–653 CE ...
21 hours ago · A Soyuz-FG rocket launches from "Gagarin's Start" (Site 1/5), Baikonur Cosmodrome A rocket (from Italian: rocchetto, lit. 'bobbin/spool') [nb 1] is a vehicle that uses jet propulsion to accelerate without using any surrounding air. A rocket engine produces thrust by reaction to exhaust expelled at high speed. Rocket engines work entirely from propellant carried within the vehicle; therefore a ...
