LifeThank grandmothers for lower incidence of cancer If it weren't for caring grandmothers, almost every woman would have a gene that gives them up to an 80 per cent chance of getting breast cancer ¿ìè¶ÌÊÓÆµ
EarthOcean's toxic alkalisation spurred animal evolution Evidence from Cambrian rocks shows that a toxic alkalisation of the oceans hundreds of millions of years ago led to a blossoming of complex life forms ¿ìè¶ÌÊÓÆµ