New York --:--
Magazine about Earth, Science and Energy
Energy

China’s laser fusion facility in Mianyang is bigger than California’s National Ignition Facility and raising global alarm

By JUN 30, 2025 7:50 AM 4 MIN READ
Nuclear fusion Credits: Planet Labs PBC
Google SearchAdd as preferred source→

The concept of nuclear fusion has been part of scientific discussions since the 1930s, but it was not until the 1940s that in-depth research officially commenced. Today, the use of nuclear fusion for energy production has made wonderful progress. However, China’s laser mega-project could change everything as we know it.

China embarks on a nuclear fusion adventure

China and renewable energy solutions have become synonymous with one another, especially solar energy. However, recent pictures from space tell a different story, as it seems the Chinese have decided to go on an entirely different path. The pictures revealed a massive development in southwestern China.

The building has caused quite a stir, as it is China’s laser fusion research facility, which is located in Mianyang. The Mianyang facility is reportedly a lot bigger than California’s renowned National Ignition Facility. The facility’s scale highlights China’s ambition to be a leader in the nuclear fusion technology field – assuming that the bigger the building, the bigger the ambition is, of course.

This laser facility offers distinctive approaches to studying materials in extreme environments. According to Brian Appelbe, researcher from the Centre for Inertial Fusion Studies at Imperial College London:

“It allows scientists to create pressures that are typically found in the center of stars or in nuclear weapons.”

The Chinese laser mega-project

The facility in Mianyang has four futuristic laser bays and a highly advanced target chamber, which are essential when fusing hydrogen isotopes. Laser energy is utilized to fuse hydrogen, which results in a burst of energy. This process is known as ignition. The setup is similar to various global facilities, with one important difference: its vastness. With this facility, China could speed up fusion technology evolution, bringing mankind one step closer to renewable fusion energy.

The world is focused on achieving net zero, and as fusion technology enhances, it could result in implications for other renewable energy solutions. Some renewable energy sectors could be abandoned, whilst others may jump at the opportunity to create hybrid systems with fusion technology, especially as renewable energy technologies continue to evolve in various industries.

Evolving fusion technology includes advantages besides energy generation. State-of-the-art fusion facilities and their research also break barriers on the comprehension of matter and energy, boosting insights of the universe from an otherworldly perspective. Unfortunately, not all implications of fusion technology are as positive, with global concerns rising.

The world fears that this mega-project could change everything

The laser facility highlights China’s expertise in advancing technology; there’s no doubt about that, but some critics have argued that it also showcases its strategic aspirations to break into civilian and military territories. Decker Eveleth from CNA Corp, an expert in the field, says the laser facility has immense potential to improve nuclear weapon designs.

Global power could surely but steadily become unbalanced. China can simulate thermonuclear operations with unmatched precision in this facility, which some people believe could give rise to a nuclear weapon revolution. The facility’s dual-purpose potential highlights that there is a fine line between improving science and causing geopolitical tensions. Having transparency and global cooperation in fusion research has thus never been more important.

Could it truly be about evolving the possibilities for renewable energy solutions, or is there something else lurking in the shadows? The laser facility in Mianyang represents two things: The evolution of fusion research skills and the risk to current global scientific leadership orders. This megaproject thus has the potential to truly change everything, and only time will tell what implications the world will have to face. One thing is certain: China sure knows how to properly spark an international debate.

Read the whole thing?

Get the week's signal, not the noise

Our sharpest reporting on energy, climate and nature — free, once a week.

Share this article
Anke MareenStaff Writer
Anke is a writer with a clear and engaging editorial style. Her work focuses on making complex topics accessible, informative and relevant for readers across different areas of interest.