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  2. Half-life - Wikipedia

    en.wikipedia.org/wiki/Half-life

    Instead, the half-life is defined in terms of probability: "Half-life is the time required for exactly half of the entities to decay on average". In other words, the probability of a radioactive atom decaying within its half-life is 50%. [2] For example, the accompanying image is a simulation of many identical atoms undergoing radioactive decay.

  3. Lies, damned lies, and statistics - Wikipedia

    en.wikipedia.org/wiki/Lies,_damned_lies,_and...

    Mark Twain popularized the saying in Chapters from My Autobiography, published in the North American Review in 1907. "Figures often beguile me," Twain wrote, "particularly when I have the arranging of them myself; in which case the remark attributed to Disraeli would often apply with justice and force: 'There are three kinds of lies: lies, damned lies, and statistics.'" [4] [1] [2]

  4. List of proverbial phrases - Wikipedia

    en.wikipedia.org/wiki/List_of_proverbial_phrases

    There are two sides to every question; There but for the grace of God go I; There is an exception to every rule; There are always more fish in the sea; There is honour among thieves; There is many a good tune played on an old fiddle; There is many a slip 'twixt cup and lip; There is more than one way to skin a cat

  5. Half-Life (video game) - Wikipedia

    en.wikipedia.org/wiki/Half-Life_(video_game)

    Half-Life is a first-person shooter that requires the player to perform combat tasks and puzzle solving to advance through the game. Unlike most first-person shooters at the time, which relied on cut-scene intermissions to detail their plotlines, Half-Life ' s story is told mostly using scripted sequences (bar one short cutscene), keeping the player in control of the first-person viewpoint.

  6. Half-Life (series) - Wikipedia

    en.wikipedia.org/wiki/Half-Life_(series)

    Considered one of the greatest video games of all time, Half-Life 2 was praised for its advances in computer animation, sound, narration, computer graphics, artificial intelligence and physics, and won more than 35 Game of the Year awards. Half-Life 2 was the first game to use Valve's Steam content delivery system, a system that eventually led ...

  7. The unexamined life is not worth living - Wikipedia

    en.wikipedia.org/wiki/The_unexamined_life_is_not...

    The unexamined life is not worth living" is a famous dictum supposedly uttered by Socrates at his trial for impiety and corrupting youth, for which he was subsequently sentenced to death. The dictum is recorded in Plato's Apology (38a5–6) as ho dè anexétastos bíos ou biōtòs anthrṓpōi (but the unexamined life is not lived by man) ( ὁ ...

  8. Half-Life 2 - Wikipedia

    en.wikipedia.org/wiki/Half-Life_2

    In 2009, Game Informer put Half-Life 2 5th on their list of "The Top 200 Games of All Time", saying that "with Half-Life 2, Valve redefined the way first-person shooters were created". [ 70 ] Half-Life 2 was selected by readers of The Guardian as the best game of the decade, with particular praise for the environment design.

  9. Half-life of knowledge - Wikipedia

    en.wikipedia.org/wiki/Half-life_of_knowledge

    An engineering degree went from having a half life of 35 years in ca. 1930 to about 10 years in 1960. [1] A Delphi Poll showed that the half life of psychology as measured in 2016 ranged from 3.3 to 19 years depending on the specialty, with an average of a little over 7 years. [2]