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Tracking near-Earth cosmic explosions
Radio burst travels 8 billion years to reach Earth, astronomers say
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Radioactive debris from supernova blasts discovered in ocean crust
[Firestone, Richard, West, Allen, Warwick-Smith, Simon] on . *FREE* shipping on qualifying offers. The Cycle of Cosmic Catastrophes: How
The Cycle of Cosmic Catastrophes: How a Stone-Age Comet Changed the Course of World Culture
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Cosmic Log: Jan. 1-6, 2006
Svensmark's Cosmic Jackpot: “Evidence of nearby supernovae