EarthAntarctic sea ice is very low – but don’t jump to conclusions Drawing premature conclusions about global warming’s role in Antarctic sea ice loss is unjustified whether positive or negative. The evidence must speak for itself Analysis
TechnologyAre the US and China heading for a gene-editing ‘space race’? News that researchers in China have become the first to trial the CRISPR technique in humans could see the US relax rules to keep up, says Sally Adee Analysis