well I think if they were mean they would have killed all life on earth wile we were still in the ice age or something so they have to be nice if they haven't done that yet. But on the other hand they could be taking a stealthy approach because they want a real challenge
If you mean aliens from another country (example Scotland) yes. If you mean aliens from space (there aren't any) probably no.
if you mean aliens then no. aliens aren't real
What you mean is, 'When will the aliens return'? ...or why are aliens upon us. you must mean when will the aliens take over, well what I know is that they wont take over the world or galexy while were alive.
If you mean aliens from another country, yes. If you mean aliens from space... not that anyone knows and has been able to prove. No proof aliens even exist, in real life. Just tall tales.
it means aliens
Do you mean "aliens"?
It means you are studied by aliens
If you mean aliens from outer space, then probably, 'Yes", somewhere, but not here on Earth.
if you mean play as aliens you can in halo2,3 and halo reach
Aliens.
As none have been found to exist they are certainly not mean to humans
i think you mean 'aliens' and yes, they are weird (;