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Astronomers are now able to detect planets orbiting stars other than the Sun where life may exist, and living generations could see the signatures of extra-terrestrial life being detected.
A new microorganism recently discovered by NASA, which is able to thrive and reproduce using the toxic chemical arsenic, gives more plausibility to the theory that other planets might sustain life. More >>

Drake equation - Wikipedia


The Drake equation is a probabilistic argument used to arrive at an estimate of the number of ..... It is also possible that life arose more than once, but that other branches were .... Since star a...

Universe Has Probably Hosted Many Alien Civilizations: Study


May 5, 2016 ... Many other planets throughout the universe probably hosted intelligent life long before Earth did, a new study suggests. The probability of a ...

What are the odds aliens exist? | Science Wire | EarthSky


Feb 3, 2016 ... On how many potentially habitable planets does life actually arise? .... And other people are blind to the possibility that we could be the first ...

Life in the Universe - Stephen Hawking


Two questions I shall discuss are, 'What is the probability of life existing else ..... Other planets in the galaxy, on which life has developed, may not have had a ...

What are the chances of life on another planet? - Phys.org


May 9, 2016 ... In an infinite universe, most scientists agree, the odds of life existing on a ... looking for evidence of past or present life, among other things.

The Search for Life in the Universe -- NASA Astrobiology Magazine ...


Indeed, most astrophysicists accept a high probability of there being life elsewhere in the universe, if not on other planets or on moons within our own solar ...

What are the odds there is life in outer space? | HowStuffWorks


The discovery was good news for the possibility of life elsewhere in the universe. ... Then, in 1995, astronomers located the first planets outside our solar system. ... of their existence, such as heat or light or some other electromagnetic offal?

The Odds That We're the Only Advanced Species in the Galaxy Are ...


May 3, 2016 ... After all, there are many intelligent species on our planet, including .... Find other life first before trying to answer that question please, right?

Ignoring 500 Billion Galaxies: Mathematics vs Common Sense in the ...


Feb 23, 2012 ... ... Sense in the Debate About the Probability of Extraterrestrial Life ... that basing our expectations of life existing on other planets, for no better ...