Former President Barack Obama has laughed off rumors that the US government has a secret stash of aliens and their spacecraft — while conceding that there really are UFO sightings that the government can’t explain. “Look, the truth is that when I came into office I asked,” Obama told the British comedian with a laugh. Former President Barack Obama acknowledged that there are UFO sightings the government can’t explain. YoutubeFormer President Obama wanted to know if the government had a secret lab keeping alien specimens and spaceships. “Michelle thinks I’m a little cuter now, a little sexier,” he said with a smile.