If God could break the laws of physics, why haven't we seen any evidence of the laws ever being broken in the universe?
Nostalgia is a powerful emotion, but we shouldn't let it take over our lives.
What causes unprovoked acts of violence? And is there any place for such cruelty in our society?
The experience of a colour can be profound, but it doesn't really exist other than in our minds.
Whether we miss them, feel guilty about not having appreciated them more or struggle to forgive them, remembering our parents can hurt. Here's how to move on.
If we are not careful, the coronavirus pandemic could lead to a rise in xenophobic attitudes.
The coronavirus outbreak shows it is time to start thinking of ourselves as part of something bigger - while also respecting the individual.
The captain of a ship, or a soul, doesn't sail while ignoring the wind – sometimes they go with it, sometimes against it, but they always account for it.
There are many ways to be happy, but we can also find comfort in the knowledge that our constant dissatisfaction is what makes us human.
Some argue humans lack the altruism and long-term thinking that is needed to deal with the climate crisis. So how can you stay motivated?
We don't always realise it, but emotions play a positive role in decision making.
Rules help to shape society – but always question why they're there and who they serve.
When it comes to love, science has not yet got it right. And there's a wonderful reason why.
The answer lies in determining what we are and what we want to become.
How we experience the moment of death may be influenced by a cocktail of brain chemicals and the manner in which our brains shut down.
A new series from The Conversation and BBC Future seeks to answer Life's Big Questions – and you get to ask them.