Death from the skies! the science behind the end of the world--

It's only a matter of time before a cosmic disaster spells the end of the Earth. But how concerned should we be about any of these catastrophic scenarios? And if they do pose a danger, can anything be done to stop them?

Main Author: Plait, Philip C.
Format: Books Print Book
Language: English
Published: New York : Penguin Books, 2009, c2008
Subjects:
Summary: It's only a matter of time before a cosmic disaster spells the end of the Earth. But how concerned should we be about any of these catastrophic scenarios? And if they do pose a danger, can anything be done to stop them?
Item Description: Includes index.
Physical Description: 326 p. : ill. ; 20 cm.
ISBN: 9780143116042
0143116045
Author Notes: Phil Plait, Ph.D. is a NASA-funded research astronomer with more than ten years of professional experience. He has written astronomy articles for magazines such as Astronomy , Muse , and Space Illustrated , and has been published in the Boston Globe . Plait has appeared on national radio and TV programs, including the Sci-Fi Channel's "Countdown to Doomsday" documentary.