First of all, Microcuts.net tem wishes you all a happy new year!
Once again, we had a Christmas present from Muse

Click the image to download a zip file containing a Dead Star performance from the V Festival 2008 (Chemlsford) as well as a picture. The pic name spells "clue" in Morse code and it features an Helium 3 molecule.
So if you head to http://www.he-3.mu/ you'll find a crypted message:

This message means:
"Happy Christmas from Muse
To get a free screensaver go to:
http://muse.mu/christmasscreensaver"