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Multicoloured flowers

Colour your own flowers

Find out how to make your own garishly coloured flowers, and how it relates to the way plants lift water to their leaves. Colour your own flowers ...

Kiwi fruit, still with all their DNA

How to extract DNA from a kiwi fruit

... at 60 degrees Centigrade for 15 minutes . To make your own incubator, take a large basin and half fill it with ...

How to make Ugali

... as it is, but it's not very nutritious or tasty on its own. In Tanzania, people use the boat-shaped piece of ugali ...

The equipment used for measuring the tension in an artery

Stimulating Arteries

... artery. Ben - Is this the same thing that happens in our own arteries when it's cold? Brian - Oh yes, what you're ...