LifeThere won't be many more gene-edited babies just yet - here's why The news of gene-edited twins is more likely to have a chilling effect on research into the technique used than to open the floodgates to millions more edited babies News
LifeGeorge Church: The maverick geneticist now wants to reverse ageing He stirred controversy with his plans to bring back the woolly mammoth. But first he's working on editing sperm – and trying out his ageing reversal techniques on dogs Features