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It's Another Foggy Morning on Mars
Pathfinder on Mars; back pain might be caused by unusual nerve growths in the back; a guide to the first 4,000 million years of life on Earth; how gold is fingerprinted; decoding whale song.
BBC World Service Archive
This programme was restored as part of the World Service archive project
Podcast
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Science In Action
The BBC brings you all the week's science news.
