Lets begin with the History of UFO.
Unidentified Flying Object commonly abbreviated as UFO or U.F.O.
UFO is defined by the United States of Air Force, which coined the term in 1952.
The term UFO is popularly taken as a synonym for alien spacecraft and generally most discussions of UFO revolve around this presumption.
Klang, Selangor 2010.
The witnesses, Li Family from Taman Wira was the first who spotted UFO and others spotted on the following three nights.
Witness Li Kangwei, 26, told Sin Chew Daily that through a telescope, the UFO was having the same shape as those shown on TV. It was in oval-plate shape with vivid blue lights. When it descended or slowed down, it changed to red lights.
He said that his sister was the first who spotted the UFO. After that, the flying object appeared irregularly on the following three nights. It floated in the sky for about half an hour.
Li also said that the flying object flew in a high speed which was much faster than ordinary aeroplanes. Therefore, he and his family believed that it was not an aeroplanes.
Kota Kinabalu, Sabah 2010
Tuaran Beach Resort restaurant manager, James Dungil 27, the eyewitnesses said the object was sighted on Saturday around 4pm.
According to the Xinhua news agency, after the unidentified flying object was spotted, airport authorities stopped passengers from boarding planes, and outgoing flights were grounded for an hour in Hangzhou, the capital city of China's Zhejiang province. When officials closed the airport, incoming flights were rerouted to other airports. So far, no explanation has been offered to explain the UFO. However, several hours before the airport incident, many Hangzhou residents described seeing a large, brightly lit, elongated object in the sky.
Pictures of UFOs been spotted