외계인의 수를 구하는 방정식이 있다? (feat. 이명현 과학 커뮤니케이터) [취미는 과학/ 27화 확장판]
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📢 댓글 이벤트 댓글로 시청 소감 또는 【취미는 과학】이 다루었으면 하는 우주 주제를 남겨주세요! 추첨을 통해 이명현 박사의 도서 《지구인의 우주공부》를 선물로 드립니다. ✅ 참여 기간 : 4/5(토) ~ 4/10(목) ✅ 당첨자 발표 : 4/11(금) 고정 댓글 확인! 외계 지적 생명체의 수를 알아낼 수 있는 방정식이 있다?! 언뜻 보면 복잡한 수식, 알고 보면 정교하게 짜인 아무 말 대잔치라고? 창시자조차 유명해질 줄 몰랐던 드레이크 방정식을 통해 우주 어딘가에 있을지도 모를 외계 문명에 대해 탐구해본다. ▶ 다시 보기 https://home.ebs.co.kr/ebsscience/main *웨이브, 티빙, 왓챠에서도 취미는 과학을 검색하여 시청하실 수 있습니다 ▶ 함께 보면 좋을 프로그램 EBS 【취미는 과학 – 1화 외계생명체, 어떻게 맞이할 것인가?】 EBS 【나의 두 번째 교과서 – 과학 12강 우주, 찰나의 인간이 영원의 우주를 보는 법】 EBS 【초대석 – 인간은 별 먼지에서 시작됐다 – 천문학자 이명현】 00:00 시작 06:24 지적인 것의 기준 08:59 외계생명체를 탐색하다 10:35 SETI의 시작 13:48 최고의 과학자들이 논의한 것 14:51 무엇에 쓰는 방정식인가 16:29 값을 구하는 방법 18:05 R* fp ne 알아보기 21:14 R* : 우리 은하에서 1년간 태어나는 별 22:22 fp : 별이 행성을 갖고 있을 확률 24:01 ne : 지구처럼 생명체가 살 수 있는 행성 29:33 SETI의 아버지 32:15 fl fi 들여다보기 33:18 fl : 행성에서 생명체가 탄생할 확률 36:18 fi : 지적생명체로 진화할 확률 38:11 방정식 쉽게 이해하는 법 39:04 fe L 사회화적 계수 39:52 fe 문명을 이뤄 전파 신호를 만들 확률 41:21 L : 문명의 지속 시간 43:20 N = R* × fp × ne × fl × fi × fc × L 45:09 [미방분] 외계로 신호를 보내는 법 46:34 [미방분] 외계 신호를 받으면 생기는 일 47:52 [미방분] 미국에 나타난 UFO의 정체 49:50 다음 이야기
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