While his appointment as UN Secretary-General was a huge breakthrough, Kofi Annan also led the organisation through some of its ugliest moments.
Following in the thoughtful footsteps of Descartes and Voltaire.
Results showing a large number of Leave constituencies now back Remain caused great excitement but don't necessarily mean major change is on the way.
Too often, talk of population and sustainability becomes emotionally loaded and conflict ridden.
Bitcoin needs regulation to bring it into the mainstream but this goes against its libertarian ideals.
As we try to understand how extreme groups win mass appeal, this organisation offers valuable lessons.
Make maths more fun with these tips
Only a couple of months until the elections, the frontrunner is behind bars and the economic agenda of the next government is anyone’s guess.
Recent developments mean that touting on an industrial scale could become more difficult.
The marketing of breakfast cereals may be confusing consumers with a mix of true and inflated claims.
A hot summer reveals hidden history beneath the dried-out fields - but only when seen from the air.
The social network is stopping researchers accessing its data – with significant consequences.
Rowan Atkinson was part of a new wave of comedians who pushed racist comedy to the margins. So why is he defending Boris Johnson now?
The racism that underpins colourism must be challenged.
Austerity measures, a refugee crisis and the UK's retreat have not dimmed most EU citizens' enthusiasm for the union.
Aretha Franklin, the 'Queen of Soul', was the first woman to be inducted into the Rock and Roll Hall of Fame.
Scientists have used 'tree rings' in coral to identify centuries of stress.
The case for all things Tor.
The gender pay gap remains stubbornly high in the UK, but the new rules are shaming companies into action.
Problems such as mental illness and drug addiction are confined to a minority of homeless people – and it's preventing others from getting help.
Older men are more at risk of loneliness than woman. Feeling isolated increases the risk of anxiety and depression.
Even people who claim to hate routines probably follow quite a few.
What turns a seaside resort into something altogether more glamorous? One word can change the fortunes of a whole region.
I made a film about people using food banks in the hope that their voices will be heard far and wide.
An X-ray sensitive ink means future detectors could be printable, portable and flexible.