Main content
Anti-Cancer Enzymes identified
Cancer-preventing enzyme discovered; close-up of the Sun's turbulent atmosphere; how we're still listening when we're asleep; will AsiaSat 3 achieve the right orbit?; why PMS is like drug withdrawal; the oldest ball court in Mesoamerica.
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.
