Science & Technology — July 1, 2026

Eastern US heat wave could feel like 115°F through July 4. A prolonged heat wave will push apparent temperatures to 115°F across the eastern US this week, threatening World Cup matches and holiday gatherings, Scientific American reports.

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China's LineShine supercomputer is now the world's fastest. LineShine, processing nearly 2 quadrillion calculations per second, has displaced the U.S.'s Lawrence Livermore El Capitan atop the TOP500 global supercomputer rankings.

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Realta Fusion claims first direct electricity from a fusion reaction. Wisconsin-based Realta Fusion says it drew power directly from a plasma — what appears to be the first time electricity has been generated directly from fusion.

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NASA awards $600M to three companies to build lunar landers. Astrobotic, Intuitive Machines, and Firefly will split $600 million to execute four moon landings, laying groundwork for a planned crewed lunar outpost.

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