Silent spacecraft take the light from the world, superintelligent aliens rule with wisdom not force, a new era of invention and prosperity brings hope and peace. The twilight of the human race has begun.

His single finest creation' The Encyclopedia of Science Fiction

'The most energetic future history ever written' The Encyclopedia of Science Fiction

To the spaceship Discovery, floating in the silent depths of space since Dave Bowman passed through the alien 'Star Gate', comes Heywood Floyd on a mission of recovery. What he finds near Jupiter is beyond the imaginings of any mere human.

'It is to the Vietnam War what Catch-22 was to World War II, the definitive, bleakly comic satire' Thomas M. Disch

The sequel to Ringworld . Louis Wu, Speaker-to-Animals, and the Hindmost return to Ringworld. Their aim is to prevent cataclysm. In the process, they find themselves learning Ringworld's incredible secrets.