Does aliens exist in this world

No, not yet

Explanation:

There is no reliable evidence, and none has ever been presented, to indicate that they do.

Or to indicate that they have ever been here in the past.

So as far as we know, they're not here now, and they never were.

what question you dont ask a question

explanation:

as technology advances, new experiments often expose problems in accepted theories. c

hope i

-lavira: )