Everything we know, everything we think, comes from our brain. Are brains our window to reality, seeing what truly exists? Or are we bound by brains, mental slaves of the meat in our heads?
Do stars and spaces go on forever? Do the numbers of galaxies, and even of universes, have no end? Here's how infinity enriches appreciation of reality.
Does God exist in time, experiencing time's flow? Or is God eternal, existing outside of time, creating time? These questions help assess God's existence and discern God's essence.
Free will seems obvious, simple, common; but it's subtle, profound, maddening, Free will probes the deep nature of human existence. But big questions have big problems.
Some philosophers and scientists claim that because every event is determined by prior events, including every event in our brains, free will is not real. What are the arguments, the evidence?
Judaism, Christianity and Islam each proclaim a resurrection of the dead, a bodily reconstruction of all people from all time. How would it work? Does it make sense?
What kind of God would create hell? Does the truth of Christianity, Judaism and Islam depend on the reality of Hell? Does the nature of Hell offer Insight into what that God would be like?