Bill Maher quips that UFO skeptics are now the ones who sound like 'conspiracy theorists' on aliens

Bill Maher argued that a growing number of credible sightings by military personnel and intelligence officials suggests alien life may be observing Earth, saying skeptics are increasingly the ones sounding like "conspiracy theorists."

"My opinion changes when the information changes," Maher said Friday on "Real Time."

"Yes, there was a time when the only actual contact we heard about aliens was from rural people who had been abducted and anally probed," he quipped. 

"But you don't hear about that anymore.