PhysicsTaming nuclear fusion is hard, but there are new reasons for optimism Technological advances, greater investment and growing political interest in addressing climate change mean the dream of harnessing nuclear fusion for energy may finally become a reality Leader
Last WordThis week’s new questions How does our subconscious mind come up with ideas while we sleep and what determines how quickly a kettle boils? Send your answers to Almost the Last Word and we'll publish our favourites Regulars