Asimov refers to a 1968 paper, and a Nature article [1] refers to a 1967 paper by other researchers, so it seems like it may have been a common hypothesis at th

Asimov refers to a 1968 paper, and a Nature article [1] refers to a 1967 paper by other researchers, so it seems like it may have been a common hypothesis at the time. However, Asimov doesn't refer to cosmic rays like the original article, but the Nature article does. [1] https://www.nature.com/news/force-of-nature-gave-life-its-asymmetry-1.15995 https://www.nature.com/news/force-of-nature-gave-life-its-as...