It is the twenty-third century. Herb, a young entrepreneur, returns to the isolated planet on which he has illegally been trying to build a city-and finds it destroyed by a swarming nightmare of self-replicating machinery. Worse, the all-seeing...
It is the distant future. The world known as Virga is a fullerene balloon three thousand kilometers in diameter, filled with air, water, and aimlessly floating chunks of rock. The humans who live in this vast environment must build their own...