Friedrich Nietzsche is popularly regarded as one of the gloomier thinkers, so people are often surprised to learn that he can be very funny. But the humour in his writing is doing serious work: Nietzsche is looking for a way to find joy in the darkest corners of life - and to do it without falling back on what he sees as false Christian comfort.

How do we know the things we know? The fact is that most of our knowledge comes down to trust - particularly trust in institutions and experts. But in a world where misinformation has become a lucrative industry, how is it possible to trust wisely?

Can a religion be non-theistic, with no God or deity at the centre? It's a question that has exercised philosophers of religion for a long time – but members of The Satanic Temple, which was founded in the USA in 2013, would emphatically say yes. This week's guest expounds some Satanic philosophy, and has a fascinating backstory of his own.

Familiar ideas about value, ownership and market economics can obscure the fact that there are different ways to think about housing. This week, we're looking at housing through the lens of Aboriginal property development and land rights.

Rent is one of those simple market economy mechanisms that seem very natural, as though it's an organic outgrowth of human society. But in fact, rent has a philosophical history, and one that's been traced in a new book by this week's guest.

Your guide throThese days we're increasingly led to think of a house as a commodity. But what does it mean to think of a house as a site of care, rather than an asset in a system of market exchange? This week we're re-centring people in the housing value debate.ugh the strange thickets of logic, metaphysics and ethics.

The recipe for living well is simple: develop a morally sound set of values, formulate goals rooted in those values, and achieve those goals. But beneath this basic formula there lurks a number of tricky questions.

If we cease to exist after we die, then is our fear of death a fear of... nothing?

Death holds a special fascination for all of us - but none more than philosophers, who have been pondering the puzzle of death for centuries. In this two-part series, we take a look at some recent approaches to an ancient mystery.

So you’re feeling sick, and you go to the doctor. The doctor sends you off for a range of diagnostic tests, which come back inconclusive. What happens next?