TechnologyArtificial sun made with movie magic could create clean hydrogen An array of 149 lamps used in cinema projectors can unleash a 'sunbeam' capable of raising temperatures to 3000°C – it will be used to test solar-powered production of fuel Regulars
LifeDon't miss: Rebuilding the past, Xmas orbiting the moon and AI art Watch a man reconstruct his memory in Welcome to Marwen, listen to the Apollo 8 crew in lunar orbit 50 years ago and admire AI-created digital canvases Culture