HealthA new mitochondrial theory of Alzheimer's deserves serious attention A “grand unifying theory” of brain ageing suggests malfunctioning mitochondria might be to blame for Alzheimer’s and other brain conditions. And this new avenue of exploration already has some potential therapies at the ready Leader
EnvironmentTo confront the climate crisis, we also need a wave of innovation Cutting emissions remains undeniably important in a warming world, but the role of invention to help avert disaster is also worthy of attention Leader