Do right and wrong depend on culture, or does morality transcend place and time?
Augustine's theology came to define Christianity, but there was a rival theology.
Coherentism accepts that circular reasoning is probably the best any of us can do.
A strange philosophical thought experiment forces us to ask if the world can be completely described in physical terms.
Thales may have known the famous theorem perhaps as much as half a century before Pythagoras.
If you had perfect foreknowledge of the blessings and tragedies that will come in your life, would you make the same choices anyway?
What if you are the only person in the world who can think?
Utopia is like a John Lennon song but with golden toilets.
Some neurology experiments — such as growing miniature human brains and reanimating the brains of dead pigs — are getting weird. It's time to discuss ethics.
Do our thoughts have any meaning whatsoever?
The ancient Greeks were obsessed with geometry, which may have formed the basis of their philosophical cosmology.
Most schools use a semester system, but a new study suggests that they should switch to quarters.