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Recoil operation is an operating mechanism used to implement locked-breech autoloading firearms. Recoil operated firearms use the energy of recoil to cycle...

Lorenzo Romano Amedeo Carlo Avogadro, Count of Quaregna and Cerreto (/ˌævəˈɡɑːdroʊ/, also US: /ˌɑːv-/, Italian: [ameˈdɛːo avoˈɡaːdro]; 9 August 1776 –...

STS-67 was a human spaceflight mission using Space Shuttle Endeavour that launched from Kennedy Space Center, Florida on March 2, 1995. Astro-2 was the...

STS-102 was a Space Shuttle mission to the International Space Station (ISS) flown by Space Shuttle Discovery and launched from Kennedy Space Center, Florida...

STS-98 was a 2001 Space Shuttle mission to the International Space Station (ISS) flown by Space Shuttle Atlantis. It was the first human spaceflight launch...

STS-113 was a Space Shuttle mission to the International Space Station (ISS) flown by Space Shuttle Endeavour. During the 14-day mission in late 2002,...

STS-63 was the second mission of the US/Russian Shuttle-Mir Program, which carried out the first rendezvous of the American Space Shuttle with Russia's...

STS-89 was a Space Shuttle mission to the Mir space station flown by Space Shuttle Endeavour, and launched from Kennedy Space Center, Florida on 22 January...

STS-80 was a Space Shuttle mission flown by Space Shuttle Columbia. The launch was originally scheduled for October 31, 1996, but was delayed to November...

STS-73 was a Space Shuttle program mission, during October–November 1995, on board the Space Shuttle Columbia. The mission was the second mission for the...

STS-90 was a 1998 Space Shuttle mission flown by the Space Shuttle Columbia. The 16-day mission marked the last flight of the European Space Agency's Spacelab...

STS-62 was a Space Shuttle program mission flown aboard Space Shuttle Columbia. The primary payloads were the USMP-02 microgravity experiments package...

In computer programming, the flyweight software design pattern refers to an object that minimizes memory usage by sharing some of its data with other similar...

Expedition 10 (2004–2005) was the tenth expedition to the International Space Station, using the Soyuz TMA-5, which stayed during the expedition for emergency...

The Kamov Ka-26 (NATO reporting name Hoodlum) is a Soviet light utility helicopter with co-axial rotors. The Ka-26 entered production in 1969 and 816 were...

Carbonate-hosted lead-zinc ore deposits are important and highly valuable concentrations of lead and zinc sulfide ores hosted within carbonate (limestone...

Adaptive bias is the idea that the human brain has evolved to reason adaptively, rather than truthfully or even rationally,[clarification needed] and that...

Robert Elmer Horton (May 18, 1875 – April 22, 1945) was an American hydrologist, geomorphologist, civil engineer, and soil scientist, considered by many...

Bargeboards are pieces of bodywork on open-wheel racing cars, serving a purely aerodynamic (as opposed to structural) function. They are curved vertical...

In quantum mechanics, the Renninger negative-result experiment is a thought experiment that illustrates some of the difficulties of understanding the nature...