It is possible, but so far there is no evidence that this has happened.
aliens dont exist
It depends on what they need for survival. It is quite possible that aliens are similar to humans and therefore can survive on earth without assistance. It is believed that people-like aliens once live side by side with the atzecs.
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i do not believe this..i think its just imaginary things..there is no aliens and UFO..and there are no solid proves of there presence...
In their opinion, possibly. In our opinion, not a chance.
if aliens are on earth why does it matter, there awesome
First learn about aliens and stuff with him then talk about it with him and of course check for proof.
have aliens vist earth any time
The Aliens of Earth was created in 1993.
the professer of aliens
The Aliens of Earth has 327 pages.
Orson Welles' radio adaptation of H.G Well's The War of the World causes mass panic as people think Aliens have landed on earth.