First suggested in ancient Greece, the four 'humours' personality types have shaped how we view ourselves for thousands of years – and still look oddly familiar today.
Reclaiming vanity: Why being vain is not just good, but crucial if we want society to work.
Before his recent death, the influential philosopher Daniel Dennett spoke to the BBC about why he saw new dangers from AI.
Our relationship with technology has a far deeper history than it seems, argues the philosopher and author Tom Chatfield in his book Wise Animals.
Is being calm about passivity and numbness, or is it a superpower that makes us strong? Lindsay Baker explores the ideas behind serenity, and ways that we can achieve it.
Our world is unjust and replete with suffering – what can an individual possibly do about it?
It's an Ancient Greek philosophy known for its lessons on material existence and pleasure-seeking. So what might Epicureanism say about living well on social media and the internet?
Octopuses are problem-solvers, mischief-makers and notorious escape artists. They also appear to have a rich inner life – so what is it like to be an octopus?
There is tranquillity to be found in Zen gardens. But these enigmatic spaces also express the highest truths of philosophy, write Steve John Powell and Angeles Marin Cabello.