Yes, you can purchase and download it from Steam.
You download patch 1.4 which you can find on callofduty.com under PC updates
If you have no disc you can download a patch where the game will play with out the disc.
Steam's listing for Skyrim doesn't include any Mac systems in its System Requirements. So the answer's probably no, at least for now.
Skyrim is on PC, PS3 and Xbox360.
Yes, Skyrim will be out for the PC, 11/11/11 is the release date.
you have to download the updates like patch v1.1 they are all free and on the cod waw website :)
Skyrim is only on XBox360 , PS3 and PC.
Skyrim DLC for PC is out as of 8/2/2012 in the Steam Store.
Yes. Skyrim is also out for PS3 and PC.
level 81. EDIT: The Patch 1.9 has been released on PC, which allows the player to 'Legendary' their skills, i.e. reset them to level 1, so there is no highest level now, at least on PC.
You cannot play the PC version of Skyrim on a X-Box 360.