A ball drops to the ground. Leaves fall from a tree. Gravity is at work all around you. But what exactly is gravity? And how does it affect different objects? Read this book to find out! Learn all about matter, energy, and forces in the Exploring Physical Science series.
Volume 9 of the smash series Mission Earth by the author of Dianetics--L. Ron Hubbard. Join the alien agents in their intricately plotted attempt to infiltrate Earth's population and put an end to the "threat" of a future rival in space.
The rousing Mission Earth saga continues in paperback as the aliens' plan for taking over Earth takes even more complex twists and turns. Don't miss the daring exploits of Jettero Heller, the Countess and their evil spymaster as they ricochet through a world that hardly recognizes its impending doom.
