Searching for Extraterrestrials

Searching for Extraterrestrials book cover — Mission Space Science Searching for Extraterrestrials Cynthia O’Brien CRABTREE PUBLISHING COMPANY WWW.CRABTREEBOOKS.COM

Searching for Extraterrestrials — page 1 — CRABTREE PUBLISHING COMPANY WWW.CRABTREEBOOKS.COM

Searching for Extraterrestrials — page 2 — Contents CHAPTER 1 What Are Extraterrestrials CHAPTER 2 Looking for Life CHAPTER 3 Clues on Earth CHAPTER 4 Exploration Tools CHAPTER 5 Strange Sightings CHAPTER 6 What’s Next ACTIVITY Your Space Science Mission Glossary Learning More Index and About the Author 4 10 20 28 34 40 44 46 47 48

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