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There is no known evidence for the existence of extraterrestrial life forms similar to humans, but many theorize that they exist.
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.

Do alien really exist?here's a proof - YouTube


Jan 9, 2014 ... I'm really sure that USA's government is hiding things about Aliens.. Read more .... aliens do exist but this is soooooo fucking fake. Read more ...

Do Aliens Exist? Most Compelling Evidence Of Alien Existence History


Some say it's obvious we're not alone, others scorn the very idea and still others yet will hauntingly report their own experiences of alien probings following their ...

Do Aliens Really Exist? | Discovery Kids


UFO is the acronym the Air Force uses for any unidentified flying object, but it's become synonymous with alien spacecraft. There are tons of UFO sightings on ...

Former Area 51 scientist claims aliens, UFOs exist. Pictures shown ...


Oct 30, 2014 ... Former Area 51 scientist claims aliens, UFOs exist. .... A Question To Every One Do You Really Think We Are The Only Living Things In The ...

Proof aliens exist: Scientists make staggering discovery find ...


Oct 6, 2014 ... THIS astonishing image is the long-awaited proof that alien life DOES exist, scientists have sensationally claimed.

Aliens Exist And Will Be Found Pretty Soon, Say Scientists - Forbes


May 24, 2014 ... Aliens Exist And Will Be Found Pretty Soon, Say Scientists .... to the level necessary to do the comprehensive search required to find the proverbial ... likely that we really will be able to say relatively soon that we are not alone.

Greatest Mysteries: Does Alien Life Exist? - LiveScience


Whether a similar bounty of life exists elsewhere in the universe is one of the oldest and .... That aside, why do you think aliens are more advanced than us? maybe ... And if evolution is really real, how did we evolve into different races from the ...

Do Aliens Exist? Yes, And Some 'Look Just Like Us,' Says Paul ...


Jan 7, 2014 ... Paul Hellyer, the 90-year-old former Canadian defense minister, claims there are more than 80 different species of aliens and some "look just ...

15 Signs That Alien Life Actually Exists - Gizmopod


Aliens. Extraterrestrials. Space Men. Whatever you call them, sightings have been around since man first gazed into the skies. And what follows are 15 signs that ...

Popular Q&A
Q: Do aliens really exist?
A: No. There is currently no definitive scientific proof or compelling evidence for the existence of "aliens" or any form of life on celestial bodies other than Ea... Read More »
Source: www.quora.com
Q: Do aliens really exist?
A: It depends what you mean by aliens. If you mean life outside of Earth, then probably. Space is expanding infinitely in all directions. Think of all th galaxies ... Read More »
Source: answers.yahoo.com
Q: Do aliens really exist?
A: lol maybe we're the aliens. Read More »
Source: answers.yahoo.com
Q: Do aliens really exist?
A: When do you decide an alien is an alien? . The all walking, talking, flying saucer pilot? A sentient, humanoid being on a different world? Another animal specie... Read More »
Source: www.quora.com
Q: Do aliens really exists?
A: To date there is no scientific proof that aliens exist. However scientifically, absence of proof that they exist does not constitute proof that they do not exis... Read More »
Source: wiki.answers.com