PhysicsStephen Hawking’s parting shot is a fresh challenge to cosmologists The physicist’s final theorem, about why the universe seems fine-tuned for life, contains some provocative predictions. Will they be as fruitful as his insights into black holes? Leader
PhysicsAntimatter neutrinos detected from a nuclear reactor 240 km away A water-based detector has been used to spot antineutrinos from nuclear reactions hundreds of kilometres away. It could be used to monitor distant nuclear activities News