Golan Trevize, former Councilman of the First Foundation, has chosen the future, and it is Gaia. A superorganism, Gaia is a holistic planet with a common consciousness so intensely united that every dewdrop, every pebble, every being, can speak for alland feel for all. It is a realm in which privacy is not only undesirable, it is incomprehensible. But is it the right choice for the destiny of mankind? While Trevize feels it is, that is not...

The Earth will be destroyed by Solaria's robot army if Elijah Baley fails to find the murderer of an eminent scientist.

Contains two novels and the short story collection Earth is room enough.

Marlene, a fifteen-year-old Rotorian girl, learns of the threat Nemesis poses to the Earth and its people. She is stopped from warning Earth, but when she discovers Rotor is also in danger she knows she must save both Earth and Rotor from the death star, Nemesis.

Lucky Starr and his crew travel through space in pursuit of an enemy agent carrying a stolen capsule containing important information about Earth.

Eternity, Inc. had begun in the 27th century as a trade organization, shipping goods from one century to another. But its real mission was much greater; it controlled human history. Humanity has found the ultimate way to fix its own mistakes, make them never happen. In this book, a group of men that lives outside of time, the "Eternals", modify time. Harlan Andrews, a low ranking technician, is loyal to the idea that unites all Eternals: it is better...

Powerful and haunting, The Positronic Man is an unforgettable novel that redefines Isaac Asimov's and Robert Silverberg's place among the greatest science fiction authors of all time. In the twenty-first century the creation of the positronic brain leads to the development of robot laborers and revolutionizes life on Earth. But to the Martin family, their household robot NDR-113 is more than a trusted friend, a confidant, a member of the family. For...

Four men and a woman are reduced to a microscopic fraction of their original size, sent in a miniaturized atomic sub through a dying man's carotid artery to destroy a blood clot in his brain. If they fail, the entire world will be doomed.