Peer Review and the Quest for Truth: Crash Course Scientific Thinking #4
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In 2010, a NASA-backed study boldly announced that we’d found alien life right here on Earth. So where are all these aliens? In this episode of Crash Course Scientific Thinking, we search for the truth and learn how science is an ongoing quest for knowledge that double-checks itself through peer review. Introduction: Alien Life? 00:00 Arsenic-based Life 0:28 Peer Review 2:55 Replication 6:06 The
