The most important part of knowledge, in Socrates' view? Knowing how much you don't know. Yoeml/iStock via Getty Images Plus But each dilemma usually comes down to polarized deadlock between two ...

I made a new friend recently: Dr. Kari Konkola. He has a doctoral degree in history and has spent a long time examining what are called Confessors' Manuals, which are medieval Latin texts by Christian ...

How do you know you’re awake right now? You’re reading this, so of course you’re awake. Still, though. How do you know you’re not dreaming? Philosopher René Descartes posed this challenge back in the ...