Love is a complicated combination of brain chemicals and behavior that scientists are only just beginning to figure out. And it’s remarkable that in every society that we have looked at on Earth, romantic love exists. So if love is so universal, and there are 7 billion other people out there looking for it, why can it seem like it’s so hard to find?
It’s Okay To Be Smart looks at a scientific approach to searching for intelligent life in the universe, and emulates that model to estimate just how rare love could be. The results are pretty fascinating.
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