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Nuclear Fusion: New US-China Race for Limitless Power

Nuclear Fusion: New US-China Race for Limitless Power

Summary

The United States and China are competing to develop nuclear fusion as a new, nearly limitless source of energy. Fusion uses hydrogen isotopes to produce power without harmful emissions and fewer risks than current nuclear methods. While the U.S. leads in fusion research, China is rapidly advancing with strong investments and new facilities.

Key Facts

  • Nuclear fusion is a process that powers the sun, combining light atoms to release energy.
  • Fusion fuel mainly consists of hydrogen isotopes, which are abundant in the universe.
  • Fusion energy does not rely on burning fuel and avoids risks like nuclear meltdowns.
  • The U.S. achieved a fusion milestone in 2022 by producing more energy than was needed to start the reaction.
  • China is building advanced fusion facilities, such as the "artificial sun" tokamak in Hefei, and developing key reactor parts.
  • China’s manufacturing strength and access to rare earth materials may help it scale fusion technology faster than the U.S.
  • AI technology is being used to design reactors and improve fusion performance, while fusion could provide stable power for future AI systems.
  • President Donald Trump’s media company is merging with a U.S. fusion developer in a deal valued at over $6 billion.
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