Our daily news digest will keep you up to date with engineering, science and technology news, Monday to Saturday.By subscribing, you agree to our Terms of Use and Policies You may unsubscribe at any time. For the first time, the Korea Institute of Fusion Energy’s (KFE) Korea Superconducting Tokamak Advanced Research (KSTAR) fusion reactor has reached temperatures seven times that of the Sun’s core. Achieved during testing between December 2023 and February 2024, this sets a new record for the fu...