Portal was part of the video game exhibit at New York City's Museum of Modern Art Credit: Justin Lane / EPA / Shutterstock Most video game fans are familiar with Portal and it's numbered sequel, but ...

If you didn't already know, Valve was once working on a Portal spin-off that didn't contain the evil GLaDOS or protagonist Chell. While this was revealed in Geoff Keighley's behind-the-scenes look at ...

Remember the mystery Portal prequel that Valve was working on some years ago? Well, some fresh details on the project have surfaced online via LunchHouse Software, specifically pertaining to the ...

The team was experimenting with the mechanics of photography before canceling F-Stop. Valve's canceled Portal prequel has been revealed. F-Stop was a puzzle game that involved snapping pictures of ...

GameSpot may get a commission from retail offers. With Half-Life: Alyx officially made public, Valve seems to be getting more comfortable with reveals. The company has given permission to an indie ...

While there’s little-to-no chance we’ll ever actually play that canceled Portal prequel, some details recently surfaced about the mysterious project and its secret F-Stop mechanic. It’s no secret that ...

LunchHouse Software has received permission to produce a documentary series that reveals F-Stop (aka Aperture Camera), a prequel to the Portal series that was cancelled in mid-development. The initial ...