Gregory Benford

In a futuristic galactic empire, a man and his robot wife escape from their enemies by transferring their minds into the bodies of animals.

"Science fiction masters Larry Niven (Ringworld) and Gregory Benford (Timescape) continue the thrilling adventure of a human expedition to another star system that is jeopardized by an encounter with an astonishingly immense artifact in interstellar space: a bowl-shaped structure cupping a star, with a habitable area equivalent to many millions of Earths. And which, tantalizingly, is on a direct path heading toward the same system the human ship is...

The continuing war between humans and mechs, artificial intelligences dedicated to the destruction of the human race. In this episode, remnants of humans and aliens flee for a glorious last stand in the Esty, a world which uses the energy of a black hole. Sixth and final novel of the Galactic Center saga.

In a future dominated by a superior race of artificial minds, the last humans, in an attempt to save themselves from total extinction, flee across the barren wastes of a once-lush planet.

A small human band flees from an enemy it cannot hope to combat--enormously superior artificial minds embodied in great insectlike machines. They head toward the center of the galaxy and an enormous black hole.

A conflict breaks out between humans and humanform robots on the planets of the Galactic Empire. The conflict leads to the empire's founder, psychohistorian Hari Seldon, being put on trial for treason.