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  2. Sun - Wikipedia

    en.wikipedia.org/wiki/Sun

    The proton–proton chain occurs around 9.2 × 10 37 times each second in the core, converting about 3.7 × 10 38 protons into alpha particles (helium nuclei) every second (out of a total of ~8.9 × 10 56 free protons in the Sun), or about 6.2 × 10 11 kg/s. However, each proton (on average) takes around 9 billion years to fuse with another ...

  3. List of minor planets and comets visited by spacecraft

    en.wikipedia.org/wiki/List_of_minor_planets_and...

    5.5×4.0×3.3 1978 Stardust: 2004 240 113 flyby; first sample return mission from comet to Earth (2006) 9P/Tempel: 7.6×4.9 1867 Deep Impact: 2005 500 80 flyby; delivered an impactor Deep Impact ' s impactor vehicle: 2005 landed: landed: first landing on a comet (blasted a crater) Stardust: 2011 181 57.9 flyby; imaged the crater created by Deep ...

  4. MT Framework - Wikipedia

    en.wikipedia.org/wiki/MT_Framework

    MT Framework is a game engine created by Capcom. "MT" stands for "Multi-Thread", "Meta Tools" and "Multi-Target". While initially MT Framework was intended to power 2006's Dead Rising and Lost Planet: Extreme Condition only, Capcom later decided for their internal development divisions to adopt it as their default engine.

  5. Spider-Man 2 - Wikipedia

    en.wikipedia.org/wiki/Spider-Man_2

    Spider-Man 2 is a 2004 American superhero film based on the Marvel Comics character of Spider-Man.Directed by Sam Raimi and written by Alvin Sargent from a story conceived by Michael Chabon and the writing team of Alfred Gough and Miles Millar, the film was produced by Columbia Pictures in association with Marvel Enterprises and Laura Ziskin Productions, and distributed by Sony Pictures Releasing.

  6. Neural network (machine learning) - Wikipedia

    en.wikipedia.org/wiki/Neural_network_(machine...

    Neural networks are typically trained through empirical risk minimization.This method is based on the idea of optimizing the network's parameters to minimize the difference, or empirical risk, between the predicted output and the actual target values in a given dataset. [4]

  7. Supercomputer - Wikipedia

    en.wikipedia.org/wiki/Supercomputer

    This is an accepted version of this page This is the latest accepted revision, reviewed on 1 March 2025. Type of extremely powerful computer For other uses, see Supercomputer (disambiguation). The Blue Gene/P supercomputer "Intrepid" at Argonne National Laboratory (pictured 2007) runs 164,000 processor cores using normal data center air conditioning, grouped in 40 racks/cabinets connected by a ...

  8. Nuclear and radiation accidents and incidents - Wikipedia

    en.wikipedia.org/wiki/Nuclear_and_radiation...

    The reactor went from complete shutdown to 20 GW in a few milliseconds. It also jumped over 9 feet (2.7 m) in the air. 3: 22: 4 October 5, 1966: Frenchtown Charter Township, Michigan, United States: Meltdown of some fuel elements in the Fermi 1 Reactor at the Enrico Fermi Nuclear Generating Station. Little radiation leakage into the environment ...