HealthDoes 23andMe's decline show genetic-based medicine has been overhyped? 23andMe's DNA test was once named "invention of the year", but now the company is in dire financial straits. Is this a sign that genetically based medicine's promise has been exaggerated? Analysis
CommentDark Matter review: The amazing story of the microbial world inside us The human microbiome has a big influence on our health and yet, rather like dark matter in cosmology, its story is still unfolding, says a tantalising book covering the future of medicine from James Kinross Culture