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Discovery

In Their Element

Mercury - Chemistry's Jekyll and Hyde

BBC World Service

Duration: 27 minutes

First broadcast: on BBC World Service OnlineLatest broadcast: on BBC World Service West and Central Africa

Available for over a year

Chemist Andrea Sella tell the story of Mercury, explaining the significance of this element not just for chemistry, but also the development of modern civilisation. Show more

Source: BBC Online

Discovery

In Their Element

Oxygen: The breath of Life

BBC World Service

Duration: 27 minutes

First broadcast: on BBC World Service OnlineLatest broadcast: on BBC World Service West and Central Africa

Available for over a year

Oxygen appeared on earth over two billion years ago and life took off. Now it makes up just over a fifth of the air. Trevor Cox tells the story of oxygen on earth and in space. Show more

Source: BBC Online

Discovery

In Their Element

And then there was Li

BBC World Service

Duration: 27 minutes

First broadcast: on BBC World Service OnlineLatest broadcast: on BBC World Service West and Central Africa

Available for over a year

From the origins of the universe, though batteries, glass and grease to influencing the working of our brains, Neuroscientist Sophie Scott tracks the incredible power of Lithium. Show more

Source: BBC Online

Discovery

In Their Element

Carbon - the backbone of life

BBC World Service

Duration: 27 minutes

First broadcast: on BBC World Service OnlineLatest broadcast: on BBC World Service West and Central Africa

Available for over a year

Monica Grady, Professor of Planetary Science at the Open University explores the nature of carbon, from its formation in distant stars to its uses and abuses here on earth. Show more

Source: BBC Online

Discovery

In Their Element

Silicon - The World's Building Block

BBC World Service

Duration: 27 minutes

First broadcast: on BBC World Service OnlineLatest broadcast: on BBC World Service West and Central Africa

Available for over a year

Silicon forms more than a quarter of the earth's crust by weight. With oxygen it makes sand and it is essential to electronics. Dr Louisa Preston explores why silicon is so useful Show more

Source: BBC Online

Discovery

In Their Element

Lead

BBC World Service

Duration: 27 minutes

First broadcast: on BBC World Service OnlineLatest broadcast: on BBC World Service West and Central Africa

Available for over a year

Uta Frith, Emeritus Professor of Cognitive Development at University College London, assesses the impact of the use and abuse of lead on humanity. Show more

Source: BBC Online

Discovery

In Their Element

Phosphorus

BBC World Service

Duration: 27 minutes

First broadcast: on BBC World Service OnlineLatest broadcast: on BBC World Service West and Central Africa

Available for over a year

How a discovery in boiled urine led to the trade union movement and chemical weapons. Chemist Professor Andrea Sella tells the story of the element phosphorus. Show more

Source: BBC Online

Discovery

In Their Element

Iodine

BBC World Service

Duration: 27 minutes

First broadcast: on BBC World Service OnlineLatest broadcast: on BBC World Service West and Central Africa

Available for over a year

.Margaret Rayman, Professor of Nutritional Medicine at Surrey University, explores why iodine is essential for our health. Show more

Source: BBC Online