China recently sparked a frenzy of discussion among scientists after it announced that its enormous telescope, famously known as the Sky Eye, detected suspicious sounds from outer space. The signal suggests that it could come from our space neighbor that humans have yet to meet.

However, former UFO advisor to the British government's Ministry of Defense Nick Pope warned about the possible threat if we come across hostile extraterrestrial civilization.

Appearing on GB News, Pope explained to host Patrick Christys that humans and Earth have been a detectable civilization for decades through the radio and television broadcasts. He pointed out that even the great physicist Stephen Hawking was very concerned about the possibility that extraterrestrial civilization could eviscerate Earth should humans reply to suspicious signals.

"Sure, if we encounter a more advanced civilization and it's hostile, it's probably game over for planet Earth," Daily Star quoted Pope in his interview.

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