Amazon.com Review Fans of Robin Cook's many thrillers will be happy. In this latest outing, Invasion, Cook envisions a contact with extraterrestials that is closer to Alien than to E.T.. A gigantic spaceship arrives in the stratosphere to dump some black disks onto Earth. Touch these things at your own risk, however; unsuspecting souls who handle the disks receive a sting, soon followed by flulike symptoms and ending in a kind of zombie assimilation into the alien consciousness. And make no mistake: these aliens are up to no good--we know this because the victims of the UFO-flu are soon transformed into hideous reptilian creatures. Apparently, one consequence of being trapped by the aliens is that victims lose all semblance of natural speech--most notably, contractions. The book...