EMBRYONICCHRISTMAS ON MARS might be the Flaming Lips' bona fide sci fi epic, but EMBRYONIC is the musical equivalent of the final scenes of 2001: A SPACE ODYSSEY: transformative chaos that results in a new start. From THE SOFT BULLETIN onward, the Lips seemed focused on tidying the loose ends of their earlier work, almost to the point of constraining themselves. Their wilder side is unleashed on Embryonic's 18 tracks, and the band sounds more off the cuff than