deletions | additions       diff --git a/Astrobiology.tex b/Astrobiology.tex  index dcd3ac0..587ca78 100644  --- a/Astrobiology.tex  +++ b/Astrobiology.tex 
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%\section{Life and intelligence}  The interesting fact about this compact version of the Drake equation is that it only contains factors dealing with the emergence of life itself. Broadly speaking astrophysics has answeredwith a big "yes!"  the question "Is the Universe likely to provide the right environment for life as we know it ?".   So time ?" with a big "yes!".   Time  to deal with astrobiology. %cradles for life as we know it are common in the universe or Next step is characterizing these worlds, and finding %trace of life.