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John Nash
The life and achievements of the mathematician John Nash
Death Row
Is it true that for every nine people executed in the US, there is one person exonerated?
Big Numbers
How a simple computer bug has led to explosions, missing planes and more
Princess Charlotte
Assessing the economic benefit of a new princess.
Nuns on the Rise
Are more women getting in the habit?
Xenophobia in South Africa
Are international migrants stealing jobs?
A Liver Transplant
A question from a listener about a living transplant
The Ignorance Test
Can you pass world health expert Hans Rosling鈥檚 Ignorance Test?
Maths and Chess
Is it really true that ability in mathematics and chess are somehow linked?
How Safe is Flying?
Following the Germanwings A320 tragedy, are plane crashes becoming more common?
