"The US Air Force is always ready to protect America and its assets."

SAreas around Area 51 clearly indicate that intruders will face a "lethal force".

Seth Shostak, senior astronomer at the SETI Institute in California, who pursues the search for extra-terrestrial life, said: "Area 51, as a justification for the support of visiting aliens, is a argument of ignorance. "

The US sector 51 was used for the first time by the US government in the 1950s to test the U2 spy plane, because of its remote location.

The government even refused to acknowledge its existence until 2013, and it continues to be sued for testing sensitive planes.

In 2017, conspiracy theorists renewed their enthusiasm when the Pentagon confirmed that it had spent $ 22 million for a secret program examining UFO sightings, which it described as "threats." abnormal aerospace ".

Luiz Elizondo, the former military intelligence officer who ran the X-Files program in real life, later told The Daily Telegraph that he had seen some compelling and highly secretive evidence of a extraterrestrial craft.

He told the Daily Telegraph: "In my opinion, it was a court of law, we reached the point" beyond all reasonable doubt. " I do not like to use the term UFO, but that's what we're looking at.