An ode to plastic

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Plastic is, nowadays, almost universally reviled. Yet it shouldn’t be. It is a magnificent material, with innumerable advantages that far outweigh its few disadvantages. Plastic, how do I love thee? Let me count the ways.


‘South Africa must learn from its environmental disasters’

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When Professor Rajen Naidoo did a Google search for recent environmental disasters in South Africa, the single incident he found was the 1994 Merriespruit mining disaster in the Free State. A tailings dam collapsed, gushing 600 000 cubic metres of toxic fluid into the town, killing 17 people and destroying 80 houses.


Why Do Some Fruits and Vegetables Conduct Electricity?

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At any science fair, you're almost guaranteed to see at least two go-to experiments: the clichéd papier-mâché volcano and the ever-popular pickle or potato battery. Many people may think it's amazing that a simple piece of produce can conduct electricity. As it turns out, that's not the whole story.