"MIND EXPANDING READING"..... In the COSMIC CONNECTION
Carl Sagan writes about his great adventures in:
Preparing the way for contact with intelligent beings on
planets of other stars...
Landing instruments to search for life on Mars....
and many other topics......
Carl Sagan writes about his great adventures in:
Preparing the way for contact with intelligent beings on
planets of other stars...
Landing instruments to search for life on Mars....
and many other topics......
A perspective on extraterrestrial possibility