Many scientists, including Charles Darwin, have wondered why we cry tears.
What is the biological or evolutionary purpose of tears? We could just as well cry
without any tears falling, but, in fact, our eyes fill with tears. Scientists have
proposed many theories about tears, but none of these theories has been proven. In
evolutionary terms
Many scientists, including Charles Darwin, have wondered why we cry tears.What is the biological or evolutionary purpose of tears? We could just as well crywithout any tears falling, but, in fact, our eyes fill with tears. Scientists haveproposed many theories about tears, but none of these theories has been proven. Inevolutionary terms
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