Download or read book Cosmology Evolution Spirit and Aliens written by Richard Soller and published by Xlibris Corporation. This book was released on 2013-08-30 with total page 99 pages. Available in PDF, EPUB and Kindle. Book excerpt: In our own universe of universes change has continued for some 13.7 billion years. During this time countless other worlds similar to our own have been spawned. These worlds have also evolved and may have hosted living beings for billions of years.