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Rats 'will evolve to size of sheep'
Dr Zalasiewicz discusses how rats are successfully adapting to the modern world.
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Pests and Vermin
When does something small and furry stop being cute and start being vermin?
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Science and Nature clips
Listen to a selection of clips from recent and upcoming programmes.
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NHS 'very good at preserving privacy'
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'Entire evidential base of Hillsborough inquiries flawed'
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'The last attempt' at Pakistan Taliban peace talks
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How emojis are changing the way we communicate
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A midwife's baby carried by her best-friend and surrogate
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