Yes, there are often things seeming to be flying that can't be identified. Most of these are light reflection that tricks the eye, others are things too far away or moving too fast to identify. Vision and Photography are easily tricked and the mind fills in the blanks.
Yes, its called an Unidentified Flying Odor
No. UFO itself is an identity.
Yes, there are.
UFOs have been reported in virtually all of the states at one time or another.
None recorded.
UFOs aren't for sale. Any UFO's that may have been recovered would be in the possession of top military personel.
UFOs are by their nature, impossible to prove. If they were proven, they would be identified and would cease to be UFOs.
It is really very easy to debunk most of the sightings of UFOs.
no u can sometimes see shooting stars
No. UFOs are proof that some people have seen things in the sky that they themselves cannot identify. That is what UFO means, not *alien spacecraft*. There has never been the slightest shred of evidence that *any* UFO was an alien spacecraft, so the answer to your question is no.
Secrets of UFOs - 2006 Roswell UFO Crash What Really Happened at Roswell 1-4 was released on: USA: March 2006
Two offical sightings reported.