If I gave you 15 seconds you could come up with a pat evolutionary just-so story to account for this, speculating on what reproductive advantage it serves.
An international team reasoned there had to be a purpose for sleep. In one of the largest datasets ever collected, they believe they found two functions.
He has a different take on imperfection, one more optimistic than one might expect from someone who writes about what’s wrong with us.
Battin’s radical proposals aren’t usually made by U.S. assisted-suicide proponents because they know that our society has not completely swallowed the hemlock (as has the Netherlands).