Green living

The biodegradable con

Many cleaning products are marketed as being biodegradable, making us feel we're doing something for the earth by buying them. But when is a product truly biodegradable and when is it simply 'greenwashing'?

Chemists in big push to make chemicals safer

Chemists get a bad rap for putting ever more toxins into the environment, but a new wave of scientists are determined to green their approach and ask: what if there were a way to make chemicals safer?

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Peter Nel says...

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Heavy snoring linked to earlier mental decline Do you suffer from insomnia or poor sleep? Is your cat affecting your sleep?

5 types of nightmares

Ever dreamed of being trapped in an elevator? Or of being chased by a killer? Or of trying to escape a torrent of hot, volcanic lava? Get the lowdown on nightmares here...