And it's not just a precursor to friendslop--Portal 2 also predates the mini-renaissance of co-op-only games led by Hazelight ...

Improvements to map editing, a new lighting engine, volumetric fog, and other improvements await.

A new, community-enhanced version of Portal 2 is now available on Steam. The modding platform is free for Portal 2 owners, ...

Today, Portal 2 turns 15. Unlike most of us at that age, though, Valve's revered 2011 puzzler is completely confident in its ...