It would be impossible to say. There have been reports of UFOs in the skies over Earth for thousands of years.
Yes, you could use a telescope to find a UFO.
weather balloons have a long sensor attached to it. where as ufo's don't. (always)
strictly speaking it isn"t Swamp Gas or Methane- CH-4 is a close relative. this was often blamed for some spurious UFO sightings.
a ufo flew around it
Tsunami videos can be found online at Veoh, YouTube, CNN, Vimeo, Meta Cafe, Nat Geo TV, UFO Blogger, PBS, National Geographic and Most Amazing Videos.
If a UFO was found by a person, then it was no longer flying and no longer unidentified; therefore, no longer a UFO.
The first actual UFO sighting was in 1500 B.C.!
yes you can a man from china found a crashed UFO and ate it with fries
UFO sightings predate recorded history.
If they did the UFO ceased to exist. Once you find a UFO, it is identified. Once it's identified it cannot be an unidentified flying object.
The UFO that crashed there in 1947
Neither. No UFO has been found, uncovered, or discovered.
You can't find a UFO in Kirby! If a UFO is found, it is no longer unidentified; if it is located in Kirby, it is no longer flying. But at least it would still be an object...
Appearently the Columbus/UFO story is just that, a story. There is mention of a UFO in Columbus's log book.
UFO sightings predate recorded history. But there have been drawings of UFO's on cave walls, meaning our ancient ancestors were seeing something in the sky that resembles eyewitness descriptions of UFO's.
There are several different places where one can find UFO videos. Most UFO videos can be found on video sharing sites such as YouTube, but they can also be found on social networking sites (such as Twitter and Tumblr) by searching the hashtag "UFO".
Youtube will most definately be overflowed with UFO sighting videos and there would be several sites on the world wide web dedicated to UFO sightings which would have UFO footage in it. There are also occasionally programs on television which feature sightings of UFO and go into depth about the existence of the extraterrestrial.