Portal

Portal 2 will feature two end credit sequences - one for the single-player and one for the co-op campaign - with each sporting its…

Valve's revealed that its ongoing promotion which has seen Portal made available as a free download has, rather unsurprisingly, been very successful. Approximately 1.5…

Valve has announced that until May 24, its acclaimed puzzle adventure title, Portal, will be available as a completely free download via Steam. There's…

Game Informer has revealed that Portal 2 is in development at Valve, with the title described by the publication as a "full-fledged, standalone sequel".…

Valve has updated its acclaimed first-person puzzle game Portal, giving the title an all-new ending and setting things up for a sequel. The new…

Gamasutra reports that Kim Swift, a designer of the critically acclaimed Portal, has left Valve to join Dark Void developer Airtight Games. Swift takes…

Halo 3: ODST's mysterious city-wide AI the Superintendent won't turn into Bungie's version of GLaDOS, the demented AI from Valve's superb FPS puzzler Portal.…

Xbox LIVE Arcade has gone through a rough patch in recent weeks, failing to match the highs of the summer period, but that looks…

Microsoft has announced four new titles for its Xbox LIVE Arcade service, including highly anticipated sequels and a game based on a much loved…

Because of the popularity of NVIDIA graphics cards amongst Steam users, Valve has announced it has entered into an agreement with NVIDIA to collaborate…