Horizon Are We Alone in The Universe (외계 생명찾기)
  • booung
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310 조회 ㆍ 10년 전 업로드
#우주 #외계생명 #생명체

For fifty years, the Search for Extra Terrestrial Intelligence has been scanning the galaxy for a message from an alien civilisation. So far to no avail, but a recent breakthrough suggests they may one ...