24/7 Pet Web Search

Search results

  1. Results From The WOW.Com Content Network
  2. Half-Life 2: Episode Three - Wikipedia

    en.wikipedia.org/wiki/Half-Life_2:_Episode_Three

    Mode (s) Single-player. Half-Life 2: Episode Three is a cancelled first-person shooter game developed by Valve. It was planned as the last in a trilogy of episodic games continuing the story of Half-Life 2 (2004). Valve announced Episode Three in May 2006, with a release planned for 2007. Following the cliffhanger ending of Episode Two (2007 ...

  3. Half-Life (series) - Wikipedia

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

    Half-Life is a series of first-person shooter (FPS) games created by Valve. The games combine shooting combat, puzzles and storytelling. The original Half-Life, Valve's first product, was released in 1998 for Windows to critical and commercial success. Players control Gordon Freeman, a scientist who must survive an alien invasion.

  4. Biological half-life - Wikipedia

    en.wikipedia.org/wiki/Biological_half-life

    Biological half-life. Time course of drug plasma concentrations over 96 hours following oral administrations every 24 hours (τ). Absorption half-life 1 h, elimination half-life 12 h. Biological half-life ( elimination half-life, pharmacological half-life) is the time taken for concentration of a biological substance (such as a medication) to ...

  5. Half-Life 3 has been missing for 10 years now - AOL

    www.aol.com/news/2016-05-23-its-the-ten-year...

    In the time between May 2006 and May 2016, Half-Life 3's existence has been the most buzzed about, and clamored for, title in all of gaming. It's gone down in history as the most coveted and ...

  6. Talk:Half-Life 3 - Wikipedia

    en.wikipedia.org/wiki/Talk:Half-Life_3

    This article seems to be built up on the premise that Half-life 2: Episode 3, and Half-Life 3, are the same thing. This is the first time I've ever heard of the two being considered "the same." There's been times that Valve has commented that Episode 3 might not happen and they might move straight to Half-Life 3. Distinct topics.

  7. Half-life - Wikipedia

    en.wikipedia.org/wiki/Half-life

    Half-life (symbol t½) is the time required for a quantity (of substance) to reduce to half of its initial value. The term is commonly used in nuclear physics to describe how quickly unstable atoms undergo radioactive decay or how long stable atoms survive. The term is also used more generally to characterize any type of exponential (or, rarely ...

  8. Radioactive decay - Wikipedia

    en.wikipedia.org/wiki/Radioactive_decay

    v. t. e. Radioactive decay (also known as nuclear decay, radioactivity, radioactive disintegration, or nuclear disintegration) is the process by which an unstable atomic nucleus loses energy by radiation. A material containing unstable nuclei is considered radioactive. Three of the most common types of decay are alpha, beta, and gamma decay.

  9. Tritium - Wikipedia

    en.wikipedia.org/wiki/Tritium

    Tritium (from Ancient Greek τρίτος (trítos) 'third') or hydrogen-3 (symbol T or 3 H) is a rare and radioactive isotope of hydrogen with half-life ~12.3 years. The nucleus of tritium (t, sometimes called a triton) contains one proton and two neutrons, whereas the nucleus of the common isotope hydrogen-1 (protium) contains one proton and no neutrons, and that of a non-radioactive hydrogen ...