There’s a well-known fact that Mendeleev saw his periodic table of elements in his dreams. However, it’s worth mentioning that he worked on this project for many years, so his dream seemed to be a logical conclusion. Still, some great discoveries that changed the history of the world happened by sheer accident.
from BrightSide RSS https://brightside.me/wonder-curiosities/5-discoveries-made-by-accident-that-changed-the-history-of-humankind-503760/
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