The author assesses Einstein's vision and discusses such questions as how a black hole can keep you young and why a falling person feels no force of gravity. From the author of Spaceship Earth and Violent Universe.
- ISBN10 0140224076
- ISBN13 9780140224078
- Publish Date 29 April 1982 (first published 14 March 1979)
- Publish Status Out of Print
- Out of Print 9 February 1995
- Publish Country GB
- Imprint Penguin Books Ltd
- Format Paperback
- Pages 256
- Language English