If you're one of the few Steam users who still doesn't own Half-Life 2, now is your chance to add Valve's blockbuster first-person shooter to your ...

Valve is celebrating Half-Life 2's twentieth anniversary, launching a documentary, a significant game update, and making the ...

To celebrate the 20th anniversary, Valve got the original Half-Life 2 development team back together to bring some ...

And best of all, Valve has made Half-Life 2 (which now includes all the Episodes) totally free for the next three days. You ...