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Cavefish

Blind cave fish lost eyes by unexpected evolutionary process

12 October 2017

The discovery that a cavefish might have lost its sight because key eye genes were switched off via epigenetics, rather than mutation, will fuel an evolutionary debate
The silhouettes of two people sat talking over a table

It only takes a few gene tweaks to make a human voice

28 August 2017

Our capacity for complex speech might come from tiny tweaks to existing monkey genes that gave us flatter faces and more refined larynxes

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