Half-life is a mathematical and scientific description of exponential decay. Half-Life (computer-game page here It's already listed in the disambiguation page
Half-life may also refer to:
- Biological half-life, pertaining to organisms (also refers to "elimination half-life", a pharmacokinetic parameter in medicine)
- Effective half-life, the effective radioactive half life in organisms after accounting for excretion. The biological half-life of a substance is the time it takes for a substance (drug radioactive nuclide or other to lose half of its pharmacologic physiologic or radiologic activity Effective half-life denotes the halving of radioactive material in a living Organism by means of Radioactive decay and biological Excretion.
- Half-Life (series), a video game series
- Half-Life (video game), a first-person shooter video game
- Half-Life 2, its sequel
- Halflife (comics), the name of two different Marvel comic characters
- Half Life (album), the former name of an album by Eric West
- Half Life (3 album), album by the band 3
- Halflife (EP), an EP by Lacuna Coil
- Half-Life E.P., an EP by Local H
- Halflife (musical), a play by Forbes Allen
- Half-Life (novel), a 2004 gay youth novel by Aaron Krach
- Half Life (novel), a 2006 novel by Shelley Jackson
- Half Life (1999 novel), a science fiction novel by Hal Clement
- Half Life (band), a hardcore punk rock band from Pittsburgh
- "Half Life" (1973 short story), a science fiction short story by Rachel Cosgrove Payes
Half-life may also refer to:
- A term used for posthumous consciousness in Philip K. Half-Life is a Science fiction First-person shooter Computer game series which consists of two full games two episodic games and three third-party Half-Life is a Science fiction First-person shooter computer game developed by Valve Software and the company's debut product Half-Life 2 is a Science fiction First-person shooter computer game and the sequel to the highly acclaimed Half-Life There are two fictional characters in the Marvel Universe that are named Halflife with two distinct origins Mr Eric West (once titled Half-Life) is the debut album by Actor / Singer Eric West, due in 2006 This article is about the album entitled Half Life by the band 3. HALFLife is an EP by the Italian Gothic metal band Lacuna Coil, released in 2000 by Century Media. Half-Life EP is an EP released by Local H in 2001 It was released as a sneak-peek to their upcoming album Here Comes the Zoo Halflife the Musical is a Fable about time and space by Forbes Allan (pseudonym of Allan Forbes Park) Half-Life is a novel by Aaron Krach, his first which was published in 2004 by Alyson Books Half Life is the 2006 debut novel of American writer and artist Shelley Jackson. Harry Clement Stubbs ( May 30, 1922 in Somerville Massachusetts – October 29, 2003 in Milton Massachusetts) better Rachel R Cosgrove Payes, also known as EL Arch and Joanne Kaye (11 December 1922 Westernport Maryland - 10 October 1998 Brick New Jersey was an American Dick's novel Ubik