UFO is short for Unidentified Flying Object, not "Alien Spacecraft". People do see things they themselves cannot identify; in that sense UFOs are real, not just possible.
Alien spacecraft are possible, but neither aliens nor aliens with spaceships, are in real life, known to exist.
Someone has to be the first form of intelligent life in the universe; there is no reason whatsoever to think it isn't us.
It is possible that UFOs are alive. As they are unidentified it is possible that they are anything. They could be a strange bird, flying squirrel or bat, or some other unknown living creature.
Where humans and alcohol are, UFOs will be.
the correct answer is UFOs thanks for asking
There have been reports of sightings of white UFOs.
The ones who study UFOs are called Ufologist. They study every thing about unidentified flying objects (UFOs).
Please check the related links for information about UFOs.
Since UFOs are unidentified, it is unknown what is inside of them.
UFOs can go as high as your imagination allows.
No, UFOs are not technically extinct, they are just rare to see.
With so many missiles and reconnaissance devices flying around, a count would not be possible.
UFOs are random. To get "tons", you would need to either stay online 24/7 or click around the site and visit as many different pages as possible.
People have reported sightings of UFOs in France, but there is no proof of their existence.