We don't know how life got its start. But as more evidence emerges, explains astrobiologist Caleb Scharf, only a few theories are emerging as leading contenders. Scharf is the director of the Columbia Astrobiology Center at Columbia University.
Fler avsnitt av What Is Life?
Visa alla avsnitt av What Is Life?What Is Life? med Carl Zimmer finns tillgänglig på flera plattformar. Informationen på denna sida kommer från offentliga podd-flöden.
