Botanic Garden Chemistry Audio Tour

21. Thank you and goodbye

Thank you for exploring the Botanic Garden with our group of plant loving chemists. Creative...

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20. Pigments from plants

One small part of the plant kingdom makes a different type of pigment to all the rest. Creative...

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19. Plants in extreme environments

How plants manage to photosynthesise in extreme environments. Creative Commons...

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18. Why are plants green?

Why chlorophyll and hence plants, looks green. Creative Commons Attribution-Non-Commercial-Share...

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17. Ancient pigments

How chemistry can change the colour of dye molecules from plants. Creative Commons...

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16. Nitrogen fixation

Hear about natures natural nitrogen fixers. Creative Commons Attribution-Non-Commercial-Share...

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15. Nitrogen uptake by plants

Why nitrogen is important to plants and the communities of microorganisms living in the soil....

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14. The caramel tree

Why the Katsura tree smells of caramel and how analytical techniques have solved the problem of...

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13. New medicines from plants

Many modern medicines are derived from plants. Creative Commons Attribution-Non-Commercial-Share...

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12. Healing molecules or poisonous plants?

The notorious history of healing molecules. Many molecules from plants can be used as medicines...

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11. The machine inside plants

The photosynthetic machinery inside plants is explained. Creative Commons...

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10. Colourful vegetables

Pigments from plants are different colours depending on the chemical environment they are in....

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09. The hottest plant in the world

How chillis and a euphorbia are helping to produce new painkillers. Creative Commons...

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08. The chemistry of decaffeination

How chemistry impacts on decaffeination of the world's second most popular drink. Creative...

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07. The many tastes of ginger

Ginger contains a cocktail of different molecules. The different molecules in dried, cooked and...

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06. New materials from plants

The lotus plant has inspired the development of new self-cleaning materials. Creative Commons...

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05. Energy from the sun

How plants use energy from the sun to make food from carbon dioxide and water. Creative Commons...

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04. Robert Robinson, a revolutionary chemist

Sir Robert Robinson used the Botanic Garden in his research investigating the structures of...

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03. Take care with the word organic

Hear what the word organic means to a chemist. Creative Commons Attribution-Non-Commercial-Share...

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02. A few words about chemicals

Everything is made of chemicals - whether they are from a natural source or not. Creative...

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