This developer video for Halo 4 shows how the musical score was created for the upcoming sci-fi game.
Halo 2: Anniversary - Remaking the Legend
See how 343 Industries have remade the legend of Halo 2 in this documentary video.
Halo 4 Spartan Ops Episode 8
The eighth CG episode is out for Halo 4: Spartan Ops.
Szymon Biernacki's Concept Art for Halo 4: Spartan Ops
Here's some of the concept art work created by Szymon Biernacki for Halo 4: Spartan Ops.