LifeMurderer with 'aggression genes' gets sentence cut An Italian judge's decision to shorten a killer's sentence because of his genes is raising the question of whether genes can ever absolve responsibility for a particular act ¿ìè¶ÌÊÓÆµ
LifeFor proteins, evolution can't go backwards A study of mutations leading to a modern-day protein suggests there is no reverse gear ¿ìè¶ÌÊÓÆµ