Are we alone in the Universe?

1. We are the only ones in the
Universe ?
Are we alone in the Universe?
Have found living particles from
space after seding a balloon
to the stratosphere
Mars studies about the Viking's probe
In 1967 Gilbert Levin arrived after a
few experiments at the controversial
and resisted by the scientific
community conclussion of a possible
existance of some kind of life at planet

2. DRAKE’S EQUIATION
The radio astronomer Frank Drake in 1961 created
this equation to estimate the probabilities of life
within our galaxy, the Milky Way
It was considered: rhythm of formation of the stars
(R), stars with planets in their orbit (Fp), planets
that orbiten aptly (Ne), planets where life can
develop (Fl), planets where intelligent life can
develop ( Fi), planets with intelligent life that can
communicate (Fc), time lapse of communication
(L)
N = 10.O, 5.2.1.O, O1.0,01.10000 N = 10 possible
civilizations detectable