'Putting the whole Earth into a computer: Chinese scientists use supercomputers to solve one of Yellowstones most enduring volcanic mysteries and now want to create a digital twin of our planet to predict its future

Date:
Wed, 06 May 2026 21:25:00 +0000

Description:
Chinese researchers used supercomputers to model Yellowstone, revealing that tectonic forces shaped magma pathways and sparking ambitions for full planetary simulation systems.

FULL STORY ======================================================================Copy link Facebook X Whatsapp Reddit Pinterest Flipboard Threads Email Share this article 0 Join the conversation Follow us Add us as a preferred source on Google Newsletter Subscribe to our newsletter Tectonic forces likely formed magma pathways before molten material rose upward Supercomputers enabled a full-scale reconstruction of Yellowstones hidden structure Digital models now test competing geological theories against observed data Yellowstone National Park in the United States has long been one of the most debated volcanic systems due to its immense scale and limited direct observation.

Scientists have struggled to explain how its underground magma pathways
formed and evolved, but a Chinese research team led by Liu Lijun and Cao Zebin, using high-performance computing, has now offered a new explanation grounded in large-scale simulation. The study suggests that tectonic forces fractured the lithosphere before magma moved upward through those existing pathways - this means the cracks in the rock came first, and then the magma followed, indicating that stresses from the magma itself are not responsible for the initial fractures. Article continues below You may like Nvidia's Earth-2 models, including 'climate in a bottle', want to change weather forecasting for everyone across the world Nvidia CEO Jensen Huang warns of "enormous" China compute capacity Chinese scientists aim to save Moores Law
by mass-growing 2D materials that 'outclass silicon' A computational approach to geological uncertainty For decades, the explanation for the volcanism has been that as the magma upwelled, it created its own conduit from below by brute force.

The researchers built a 3D model using Chinese supercomputers that reaches from the surface all the way down to deep mantle layers, combining decades of seismic readings, rock measurements, and electromagnetic data into one
unified computer system.

The result shows Yellowstone's internal structure much more clearly than any earlier conceptual model.

Researchers can now test many different scenarios against real-world observations to see which explanation better fits the data. Are you a pro? Subscribe to our newsletter Sign up to the TechRadar Pro newsletter to get
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The study also draws attention to how computational infrastructure now shapes scientific conclusions in important ways.

Running such a detailed model required access to advanced supercomputers that can handle very large datasets, and the researchers involved in the study indicated this level of simulation required resources not always available in other countries.

This introduces a structural factor into scientific discovery that cannot be ignored, as access to computing power may now determine which theories researchers can fully test and explore. What to read next Chinas Lingsheng supercomputer uses CPU-only architecture to reach exascale speeds Scientists build a 3D map of the universe to help unlock dark energy's secrets Chinese researchers claim software identifies aerodynamic flaws in US B-21 Raider
From volcano modelling to digital Earth systems Beyond Yellowstone, this research points toward a much larger goal of simulating entire planetary systems at high resolution.

The idea of building a digital twin of Earth means combining geological, atmospheric, and environmental processes into a single computational framework.

Such systems could allow scientists to test long-term scenarios and better understand how large-scale processes interact.

LLM-based frameworks may eventually help interpret the outputs from these complex simulations - however, their role would remain limited to analysis rather than performing the physical modeling work.

Despite the model's impressive detail, the findings still require independent validation from other research teams.

The study suggests similar mechanisms may apply to other volcanic systems around the world, however, this remains subject to ongoing scrutiny and further testing over time.

One researcher noted, "we are effectively putting the whole Earth into a computer," capturing both the ambition and the uncertainty of this goal.

However, relying heavily on simulation raises real questions about reproducibility and open access to data.

While the findings offer a clear and structured explanation, they also show how scientific progress may depend more on computing power than on direct observation.

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