Thor (2011) Blu-Ray/DVD: "Available Now" Trailer and Clips
There is even an "Ultimate Set" with the info below:
The Thor three-disc Ultimate Set includes the film on Blu-ray in high-definition 3D and high-definition 2D, as well as on standard-definition DVD with a digital copy. The two-disc Blu-ray/DVD combo pack includes a high-definition presentation of the film, plus a standard-definition presentation with a digital copy. Both sets come fully loaded with over 80 minutes of immersive bonus materials including an exclusive special feature that goes deeper into the Marvel Universe, a sneak peek into Marvel's The Avengers, an unprecedented look inside the world of director Kenneth Branagh and much more.