Portal 2 puzzle maker has produced over 35,000 levels, Valve arrange Steam sale to celebrate By Chris Thursten published 11 May 12
Portal 2 Perpetual Testing Initiative is live, download the first PCG puzzle By Chris Thursten published 8 May 12
Portal 2 Puzzle Creator in internal beta testing now, will use Steam Workshop By Tom Senior published 14 March 12
Valve on Portal 2's original opening, ideas for its many endings and the "Morgan Freeman sphere" By Tom Senior published 9 March 12
Valve experimented with Portal 2 competitive multiplayer. Ended up "super chaotic but no fun" By Owen Hill published 8 March 12
Skyrim takes Game of the Year at the GDC awards. Portal 2 scoops a triple By Owen Hill published 8 March 12
Gabe Newell listed among world's richest people, Valve estimated to be worth $3bn By Tom Senior published 8 March 12
Team Fortress 2 action figures and life-sized Portal Gun hitting shops this summer By Tom Senior published 24 February 12
Quantum Conundrum trailer surfs safes through different dimensions By Tom Senior published 26 January 12
Steam Autumn sale is live: Orcs Must Die, Portal 2, Mass Effect, Renegade Ops super cheap By Tom Senior published 24 November 11
Let the scheming begin:Valve releases first screenshots of Portal 2 puzzle creator By Nathan Grayson published 28 October 11
Valve announces second Portal 2 DLC, officially confirms level editor By Nathan Grayson published 22 October 11
Valve working on Portal 2 level editor, GLaDOS possibly coming along for the ride By Nathan Grayson published 20 October 11
