Download or read book Life on Earth - and Beyond written by Pamela S. Turner and published by Charlesbridge Publishing. This book was released on 2008-02-01 with total page 112 pages. Available in PDF, EPUB and Kindle. Book excerpt: Is there life beyond Earth? NASA astrobiologist Dr. Chris McKay has searched the earth's most extreme environments on his quest to understand what factors are necessary to sustain life. Pamela S. Turner offers readers an inside look at Dr. McKay's research, explaining his findings and his hopes for future exploration both on Earth and beyond. Behind-the-scenes photos capture Dr. McKay, his expeditions, and the amazing microbes that survive against all odds.