The Experimental Advanced Superconducting Tokamak (EAST), a nuclear fusion reactor built in China, has broken the previous record for the longest stable and continuous nuclear fusion reaction. Often called “China’s Artificial Sun,” EAST is a significant development in fusion technology. According to Newsweek, the reactor’s record of 6 minutes and 43 seconds from 2023 was surpassed by maintaining the reaction for 17 minutes and 46 seconds.

The Promise of Infinite Clean Energy

To facilitate the self-sustaining circulation of plasma, a critical step toward continuous power generation in future fusion plants, Song Yuntao, director of the Chinese Academy of Sciences’ Institute of Plasma Physics, stressed the need to attain stable operation for thousands of seconds. The ‘Artificial Sun’ in China reached 100 million degrees for a record 1,000 seconds. The ground-breaking experiment was carried out by the Experimental Advanced Superconducting Tokamak (EAST) fusion energy reactor, also known as the “artificial sun,” which broke the 403-second record it set in 2023. Scientists say they have reached a significant milestone in their efforts to advance the technology by stabilizing the system for 1,000 seconds.

A virtually infinite supply of clean energy could be produced if nuclear fusion is successfully harnessed. Fusion is independent of environmental variables like solar and wind energy and does not emit harmful carbon emissions like fossil fuels do. By forcing hydrogen nuclei to fuse under extreme pressure, fusion releases enormous amounts of energy without producing any dangerous byproducts, in contrast to nuclear fission, which depends on splitting atoms and generates radioactive waste.

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Collaboration for a Fusion-Powered Future

Since its launch in 2006, EAST has undergone substantial improvements for over 20 years, according to Xinhua. China’s Artificial Sun is also contributing to the development of the International Thermonuclear Experimental Reactor (ITER), a massive tokamak-type reactor being built in France as part of a global effort to promote fusion energy.

“We hope to expand international collaboration via EAST and bring fusion energy into practical use for humanity,” Song said. The accomplishment of EAST is a significant step toward the realization of a nuclear fusion-powered future, a technology that has the potential to transform global energy production completely.

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