The Philosopher's Zone 2007-06-09

What do we know and how do we know we know it?

Is it one thing to see a red image in front of you, another to believe that you're seeing a red apple, another to see a red apple and yet another actually to know that you're seeing a red apple? These are the strange questions asked in the branch of philosophy known as epistemology and this week The Philosopher's Zone asks whether there are any answers and whether these questions are worth asking in the first place

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