LifeWe may have mated with Neanderthals more than 219,000 years ago Analysis of DNA from a fossilised Neanderthal bone suggests modern human ancestors entered Europe and interbred with locals more than 219,000 years ago 51¶¯Âþ
HealthCRISPR causes many unwanted mutations, small study suggests Other studies may have failed to spot most of the unwanted mutations caused by the CRISPR gene-editing method, according to a study in only three mice 51¶¯Âþ