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  2. Einsteinium - Wikipedia

    en.wikipedia.org/wiki/Einsteinium

    From there, about 65% goes to the bones, where it would remain for ~50 years if not for its radioactive decay, not to speak of the 3-year maximum lifespan of rats, 25% to the lungs (biological half-life ~20 years, though this is again rendered irrelevant by the short half-life of einsteinium), 0.035% to the testicles or 0.01% to the ovaries ...

  3. 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.

  4. List of radioactive nuclides by half-life - Wikipedia

    en.wikipedia.org/wiki/List_of_radioactive...

    This is a list of radioactive nuclides (sometimes also called isotopes), ordered by half-life from shortest to longest, in seconds, minutes, hours, days and years. Current methods make it difficult to measure half-lives between approximately 10 −19 and 10 −10 seconds. [1]

  5. Isotopes of einsteinium - Wikipedia

    en.wikipedia.org/wiki/Isotopes_of_einsteinium

    Einsteinium (99 Es) is a synthetic element, and thus a standard atomic weight cannot be given. Like all synthetic elements, it has no stable isotopes.The first isotope to be discovered (in nuclear fallout from the Ivy Mike H-bomb test) was 253 Es in 1952.

  6. Half-Life (series) - Wikipedia

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

    In December 2008, Valve announced that the two main Half-Life games had sold 15.8 million units in retail (9.3m for the first, 6.5m for the second), while the Half-Life expansions [85] had sold 1.9 million (Opposing Force: 1.1 million, Blue Shift: 800,000) and Half-Life 2 expansions 1.4 million units (all for Episode One) by the end of November ...

  7. Schrödinger's cat - Wikipedia

    en.wikipedia.org/wiki/Schrödinger's_cat

    A life-size cat figure in the garden of Huttenstrasse 9, Zurich, where Erwin Schrödinger lived from 1921 to 1926. Depending on the light conditions, the figure appears to be either a live cat or a dead one. Schrödinger wrote: [1] [9] One can contrive even completely burlesque [farcical] cases.

  8. Gordon Freeman - Wikipedia

    en.wikipedia.org/wiki/Gordon_Freeman

    Gordon Freeman is the silent protagonist of the Half-Life video game series, created by Gabe Newell and designed by Marc Laidlaw of Valve. [1] [2] His first appearance is in Half-Life (1998). Gordon is depicted as a bespectacled white man from Seattle, with brown hair and a signature goatee, who graduated from MIT with a PhD in theoretical physics.

  9. GoldSrc - Wikipedia

    en.wikipedia.org/wiki/GoldSrc

    The game was followed up with two expansions, Half-Life: Opposing Force and Half-Life: Blue Shift, both of which ran GoldSrc and were developed by Gearbox Software. [9] [10] Half-Life: Decay, an expansion pack for Half-Life only released on PlayStation 2, was released in 2001 alongside Half-Life 's debut on the platform. [11]