Scientists have made a breakthrough in the development of fusion power stations. The French National Institute for Fusion (NIF) says it has achieved gain, which means more energy came out of the reaction than went in via lasers. NIF can do one shot every single week but is still far from being able to build nuclear power stations.
Scientists have reported a long-awaited nuclear-fusion breakthrough, using lasers to ignite hydrogen-isotope fuel in a self-sustaining burn. But that marks just one step on a long, uncertain road to clean fusion energy. Same-sex marriage in America is now protected by legislation, in a compromise that could provide a template for future culture-war clashes. And the uncertain future of Darjeeling teas.
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