President Donald Trump has suggested the Pentagon is preparing to release "very interesting" UFO files uncovered by his administration, sparking a mix of buzz and scepticism about potential revelations concerning alien life. Trump first ignited interest in extraterrestrial matters in February, directing federal agencies to declassify records related to UFOs and alien encounters. He has since built suspense with tantalising updates, teasing an imminent disclosure of documents never before shared by the US government. "We’re going to be releasing a lot of things that we haven't," Trump said Wednesday at a White House event celebrating NASA astronauts. "I think some of it’s going to be very interesting to people." Trump has relished portraying himself as a president who spills secrets. In his first week, he ordered the release of records related to the assassinations of President John F. Kennedy, Senator Robert F. Kennedy, and Martin Luther King Jr.…