91热爆

How Languages Develop

How certain ideas and myths transcend languages

• 27 mins

Helping the Blind

Eighty per cent of the world鈥檚 blindness is preventable or curable

• 27 mins

The Scent of a Farmyard

Why do animal faeces have distinctive odours?

• 27 mins

The Birth of Qwerty Keyboards

Who decided how computer keyboard keys are arranged?

• 27 mins

鈥楾he Blood of Freedom鈥�

What the colours of Ghana鈥檚 national flag symbolise

• 26 mins

Catch 22 Situation

The meaning of the title from Joseph Heller鈥檚 book Catch 22

• 26 mins

Making Information Technology 鈥楽exy鈥�

Bringing together information and communication technology

• 27 mins

The Mark of a Leader

Why political leaders mark their first 100 days

• 26 mins

The Ultimate Off-Road Challenge

What it takes to compete in the Paris-Dakar motorcycle rally

• 27 mins

Globalisation

The globalisation of trade and culture

• 26 mins

Uganda鈥檚 Martyrs' Day

How 400,000 people commemorate Uganda鈥檚 catholic martyrs

• 26 mins

How Old is the English Alphabet?

Tracing the roots of English sounds and signs

• 26 mins

Seeking The Arc of the Covenant

Searching for the 13th century chest with mysterious powers

• 26 mins

The Slogans of George W Bush

George W Bush鈥檚 key speeches and slogans following the 9/11 attacks

• 26 mins

Braille in the Digital Age

Using electronic Braille on a computer

• 26 mins

The Gloomiest Song Ever Written

The Hungarian song that drives people to despair

• 26 mins

Football Team Nicknames

Why football teams are often named after animals

• 26 mins

Keeping Yahoo! Afloat

How email services providers like Yahoo! generate revenue

• 27 mins

Christ and the Calendar

When BC and AD started being used to measure time

• 26 mins

HIV Infection of Babies

How can a baby be born without HIV if one of its parents have the virus?

• 26 mins

Broken Hearts

Where ancient origins of the term 鈥榖roken heart鈥�

• 26 mins

Does Cuba Recognise Guantanimo Bay?

Cuba鈥檚 position on the US detention centre at Guantanimo Bay

• 26 mins

鈥楾he Father of Black Consciousness鈥�

The life and background of anti-apartheid activist Steve Biko

• 26 mins

Creating the Teletubbies

The secret to making a TV show toddlers will love

• 26 mins

Global Superpowers

Is the US the world鈥檚 greatest superpower?

• 26 mins

Why Footballers Swap Shirts

What鈥檚 the meaning of exchanging football jerseys?

• 26 mins

The Key to Flight

How aeroplanes take off from the ground

• 26 mins

The World Service Signature Tune

The Lilly Bolero as the World Service signature tune

• 27 mins

Space Exploration: A Waste of Money?

Should governments waste billions on space exploration?

• 26 mins

Why is London so Expensive?

Comparing the cost of living in London and Nairobi

• 26 mins