The nature of time has plagued thinkers for as long as we've tried to understand the world we live in. Intuitively, we know what time is, but try to explain it, and we end up tying our minds in knots.

Ask anyone to name a philosopher and they’ll likely name a man. So, let’s turn the spotlight on three women: Mary Calkins, May Sinclair, and Hilda Oakeley. They each defended “idealism” – the idea ...

When I drive my car on weekends, I emit greenhouse gases – but not enough to change the global climate on my own. But when I, my neighbours and hundreds of millions of other people drive, fly, eat ...

Google’s former AI chief, Geoffrey Hinton distinguishes between two ways in which AI poses an existential threat to humanity. (Photo by Jonathan NACKSTRAND / AFP) (Photo by JONATHAN NACKSTRAND/AFP) ...

Deep thinkers: Philosophers of physics can shed light on the precise scientific nature of string theory. (Courtesy: Alfred Pasieka/Science Photo Library) There are some questions in physics that no ...

I've met and interviewed hundreds of people who have used ancient Greek and Roman philosophies to help them live their lives better, including soldiers, astronauts, politicians and business leaders.