Download or read book The Life of Super-Earths written by Dimitar Sasselov and published by Basic Books (AZ). This book was released on 2012-01-24 with total page 226 pages. Available in PDF, EPUB and Kindle. Book excerpt: An astronomy professor at Harvard University discusses the possibilities of finding other worlds that sustain alien life forms, citing recent breakthroughs in biology and exoplanetary astronomy, including the recent discovery of arsenic-based bacteria in a California lake.