LifeThe genetic superheroes who have mutations but not the disease Some people show no signs of illness despite unknowingly having genes for serious conditions like cystic fibrosis. Working out why could lead to new treatments ¿ìè¶ÌÊÓÆµ
HealthEvolution acting on older dads is protecting our genetic health A study of a million people going back to 1670 shows that selection is still weeding out bad mutations and helping us avoid mutational meltdown ¿ìè¶ÌÊÓÆµ