Math is obviously good for many things: we use it for everything from building bridges to designing lasers to predicting the motions of planets to explaining why snowflakes have that odd six-pointed shape. But why is it good for so many things?

Is metaphysics just a bunch of nonsense? Is it okay to believe something you could never prove? Could logic be a solution to the world’s problems? This week on Philosophy Talk, we’re thinking about the Vienna Circle, a group of Austrian philosophers from the 1920s who debated these questions.

Shouldn’t everybody have an equal vote? Isn’t majority rule just an excuse to keep minorities down? Is a truly fair democracy even possible? And how do we decide what counts as fair in the first place? This week on Philosophy Talk, we’ll explore answers to these questions!