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Unknown, 1990
Current format, Unknown, 1990, , All copies in use.
Unknown, 1990
Current format, Unknown, 1990, , All copies in use. Offered in 0 more formats
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.
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