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Library Journal
cosmological riff
But they can’t refuse a ghost pleading for help
Dick to have been the greatest science fiction writer on any planet
They’ve even built humans
A Crack in Everything: How Black Holes Came in from the Cold and Took Cosmic Centre Stage History_Gift_Guide Library JournalWhat is space? What is time? Where did the universe come from? The answers to mankind's most enduring questions may lie in science's greatest enigma: black holes. A black hole is a region of space where gravity is so strong that nothing, not even light, can escape. This can occur when a star approaches the end of its life. Unable to generate enough heat to maintain its outer layers, it shrinks catastrophically down to an infinitely dense point. When
