You say 'I've missed Half my life' which is short for : "I have missed half my life'
No. Half-Life: Source runs on the Source engine. The original Half-Life doesn't. You cannot use mods made for the original Half-Life on Half-Life: Source because they run on different engines and it won't work.
Half-Life, Half-Life: Blueshift, Half-life: Opposing Force, Half-life: High Definition pack (might not classify as a game), Half-Life: Source, Half-Life 2, Half-Life 2: Episode 1, and Half-Life 2: Episode 2. Eight games total not including countless mods created by fans that you can download for free on moddb.com and fileplanet.com. Other games by Valve software include Left 4 Dead, Left 4 Dead 2, Portal, Portal 2, Counter Strike, Counter Strike: Source, Team Fortress, Team Fortress 2, and Alien Swarm. Another Half-Life game would be Half-Life: Decay. You might also be able to count Half-Life Deathmatch and Half-Life 2 Deathmatch.
There is something called Decay on the first half-life where you play as two women during the incident. There is also a half-life 2: deathmatch, and that's more or less it. There is Half-Life Deathmatch and Half-Life Deathmatch: Source. You can also download a mod, "Sven Co-op", which allows you to play the Half-Life story with other players.
no, but you do need a source game like Half Life, Half Life2, or Team Fortress2
No. Half Life: Opposing Force does not require neither Half Life nor Half Life: Blue Shift.
No, only Half-Life and Half-Life: Decay.
Most likely Half Life Source
The time it takes for half the atoms in a sample of a radioactive element to decay is called the half life.
Antibiotics do not have a half life.
You say 'I've missed Half my life' which is short for : "I have missed half my life'
The term is called half-life. It is the time it takes for half of the radioactive nuclei in a sample to decay.
Buy Half Life: Source Or Buy Garrysmod a Half-Life 2 Modification and get the addon "Half-Life Rennaisance" Link to Half Life Rennaisance: http://www.garrysmod.org/downloads/?a=view&id=57033 Enjoy!
No. Half-Life: Source runs on the Source engine. The original Half-Life doesn't. You cannot use mods made for the original Half-Life on Half-Life: Source because they run on different engines and it won't work.
No
There is no "Half Life 3" If you're talking about Half-Life 2, then no, but you can get Counter-Strike.
No half is a game. Shelf life? Then yes varies with temp and humidity