If you're committed to a belief, it's hard to let go. Psychology and philosophy provide different ways to think about how skeptics respond to counterevidence.
Human beings seem to be born wearing rose-colored glasses. Psychologists are interested in how this bias toward the positive works in the very young – and how it fades over time.
Most children are not likely to believe that fish live on the moon. What makes children accept some stories and be skeptical about others?
The world around you might be an illusion and you're really a brain in a vat connected to a supercomputer. Sounds preposterous? But can you prove it's not true?