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3rd century BC: Pingala in Mauryan India discovers the binomial coefficients in a combinatorial context and the additive formula for generating them () = + (), [50] [51] i.e. a prose description of Pascal's triangle, and derived formulae relating to the sums and alternating sums of binomial coefficients. It has been suggested that he may have ...
The timeline of discovery of Solar System planets and their natural satellites charts the progress of the discovery of new bodies over history. Each object is listed in chronological order of its discovery (multiple dates occur when the moments of imaging, observation, and publication differ), identified through its various designations (including temporary and permanent schemes), and the ...
21st; 22nd; 23rd; 24th; 25th; 26th; Subcategories. This category has the following 25 subcategories, out of 25 total. ... Galaxies discovered in the 21st century (6 C ...
First discovery of lunar water in the form of ice. [note 4] India Chandrayaan-1 [55] [56] 6 March 2009: First space telescope designated to search for Earth-like exoplanets. USA (NASA) Kepler Mission [57] August 2009: First images of the structures in the rings of a planet (rings of Saturn). USA (NASA) ESA Italy (ASI) Cassini–Huygens [58] [59]
Their discoveries begin a revolution in astronomy. AD 1609 ... 21st century. 2003. Space Shuttle Columbia disintegrates upon reentry into Earth's atmosphere
Such discoveries are often a multi-step, multi-person process. Multiple discovery sometimes occurs when multiple research groups discover the same phenomenon at about the same time, and scientific priority is often disputed. The listings below include some of the most significant people and ideas by date of publication or experiment.
21st-century archaeological discoveries (3 C) 21st-century astronomical events (2 C, 14 P) B. 21st century in biology (7 C, 1 P) C. 21st century in computing (6 C, 1 ...
In the early 21st century, some concepts that originated in 20th century physics were proven. On 4 July 2012, physicists working at CERN's Large Hadron Collider announced that they had discovered a new subatomic particle greatly resembling the Higgs boson , [ 242 ] confirmed as such by the following March. [ 243 ]