According to the US Department of Defence, there is neither evidence of alien visits to Earth nor efforts to keep information about them secret. This is according to a report published by the Pentagon on Friday. The report states that many sightings of “unidentified anomalous phenomena” – commonly known as UFOs – are still unexplained. In the vast majority of cases, however, there is simply a lack of usable data. In addition, “Resources and staffing for these programs largely have been irregular and sporadic, challenging investigatory efforts and hindering effective knowledge transfer,” which …