What If Life Did Not Originate on Earth?
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In this Q&A article from The New Yorker, astrobiologist Adam Frank discusses the possibility of life existing elsewhere in the universe and what it would mean if life did not originate on Earth. Frank explores the idea that life may have originated on another planet and been transported to Earth through natural processes, such as asteroid impacts. He also discusses the implications of this concept for our understanding of life's origins and evolution. Frank highlights the importance of studying extreme environments on Earth, like deep-sea hydrothermal vents and icy moons, to gain insights into the potential for life on other planets or moons in our solar system. Overall, the article prompts readers to consider the broader implications of life's origin and the possibility of extraterrestrial life.