Sci Guys

171: The Science of Life from Alien Planets: Panspermia

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Description

Where did life on Earth come from? Some famous scientists believed that aliens may have intentionally colonised Earth with microscopic life. It may sound crazy, but they might be more convincing than you think...



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References & Further Reading



Francis Crick
  1. https://www.nobelprize.org/prizes/medicine/1962/crick/biographical/
  2. https://www.britannica.com/biography/Francis-Crick
Leslie Orgel
  1. https://www.nytimes.com/2007/11/05/us/05orgel.html
Crick & Ogel’s Panspermia Paper
  1. https://www.sciencedirect.com/science/article/pii/0019103573901103
Panspermia
  1. https://www.newscientist.com/definition/panspermia/
  2. https://astrobiology.nasa.gov/news/in-search-of-panspermia/
  3. https://blogs.scientificamerican.com/guest-blog/the-origins-of-directed-panspermia/
  4. https://blogs.scientificamerican.com/life-unbounded/the-panspermia-paradox/

  5. https://astronomy.com/magazine/ask-astro/2017/10/meteorite-origins#:~:text=Famous%20astronomer%20Carl%20Sagan%20once,stellar%20systems%20is%20highly%20unlikely.