EarthNASA’s planetary protection officer will defend Mars, not Earth A NASA job advert has made for excited headlines, but the agency isn’t hiring someone to protect us from aliens – it wants someone to protect alien microbes from us Analysis
HealthShould cash-strapped NHS pay for unproven gene sequencing? The UK wants to make genomics a central part of healthcare, but we don't yet know enough about our genes to be sure it will bring benefits Analysis