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  2. List of countries in the Americas by life expectancy - Wikipedia

    en.wikipedia.org/wiki/List_of_countries_in_the...

    All calculations are based on raw data; so due to the nuances of rounding, in some places illusory inconsistencies of indicators arose, with a size of 0.01 year. In 2014, some of the world's leading countries had a local peak in life expectancy, so this year is chosen for comparison with 2019 and 2022.

  3. Abacus - Wikipedia

    en.wikipedia.org/wiki/Abacus

    Bi-quinary coded decimal-like abacus representing 1,352,964,708. An abacus (pl.: abaci or abacuses), also called a counting frame, is a hand-operated calculating tool which was used from ancient times in the ancient Near East, Europe, China, and Russia, until the adoption of the Hindu–Arabic numeral system. [1]

  4. List of countries by past and projected future population

    en.wikipedia.org/wiki/List_of_countries_by_past...

    The national 1 July, mid-year population estimates (usually based on past national censuses) supplied in these tables are given in thousands. The retrospective figures use the present-day names and world political division: for example, the table gives data for each of the 15 republics of the former Soviet Union, as if they had already been independent in 1950.

  5. Hydraulic jumps in rectangular channels - Wikipedia

    en.wikipedia.org/wiki/Hydraulic_Jumps_in...

    Hydraulic jump in a rectangular channel, also known as classical jump, is a natural phenomenon that occurs whenever flow changes from supercritical to subcritical flow. In this transition, the water surface rises abruptly, surface rollers are formed, intense mixing occurs, air is entrained, and often a large amount of energy is dissipated.

  6. Antikythera mechanism - Wikipedia

    en.wikipedia.org/wiki/Antikythera_mechanism

    Derek J. de Solla Price (1922–1983) with a model of the Antikythera mechanism. Captain Dimitrios Kontos (Δημήτριος Κοντός) and a crew of sponge divers from Symi island discovered the Antikythera wreck in early 1900, and recovered artefacts during the first expedition with the Hellenic Royal Navy, in 1900–01. [32]

  7. List of Young Sheldon episodes - Wikipedia

    en.wikipedia.org/wiki/List_of_Young_Sheldon_episodes

    Young Sheldon is an American coming-of-age sitcom television series created by Chuck Lorre and Steven Molaro for CBS.The series is a spin-off prequel to The Big Bang Theory and chronicles the life of the character Sheldon Cooper as a child living with his family in East Texas.

  8. Motor vehicle fatality rate in U.S. by year - Wikipedia

    en.wikipedia.org/wiki/Motor_vehicle_fatality...

    This page was last edited on 8 December 2024, at 13:55 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may apply.

  9. Firefox version history - Wikipedia

    en.wikipedia.org/wiki/Firefox_version_history

    Firefox was created by Dave Hyatt and Blake Ross as an experimental branch of the Mozilla browser, first released as Firefox 1.0 on November 9, 2004. Starting with version 5.0, a rapid release cycle was put into effect, resulting in a new major version release every six weeks.