HealthStainless steel faucets may up risk of legionnaires' disease Over time, rust from pipes can degrade the protective coating on stainless steel fixtures, which may raise the risk of contracting legionnaires’ disease at home ¿ìè¶ÌÊÓÆµ
LifeGene tweak in gut bacteria could turn faeces blue if you’re ill Giving bacteria genes to make them change colour when mice have gut disorders turns mouse droppings blue in lab tests. It could theoretically work in humans ¿ìè¶ÌÊÓÆµ