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Plasma Physics Jan 1, 2026

Tokamak experiments exceed plasma density limit, offering new approach to fusion ignition

Researchers working on China's fully superconducting Experimental Advanced Superconducting Tokamak (EAST) have experimentally accessed a theorized "density-free regime" for fusion plasmas, achieving stable operation at densities ...

Plasma Physics Dec 19, 2025

Measuring how materials hotter than the sun's surface conduct electricity

Warm dense matter is a state of matter that forms at extreme temperatures and pressures, like those found at the center of most stars and many planets, including Earth. It also plays a role in the generation of Earth's magnetic ...

General Physics Dec 18, 2025

Bazinga! Physicists crack a 'Big Bang Theory' problem that could help explain dark matter

A professor at the University of Cincinnati and his colleagues have figured out something two of America's most famous fictional physicists couldn't: how to theoretically produce subatomic particles called axions in fusion ...

General Physics Dec 10, 2025

ALICE solves mystery of light-nuclei survival

Observations of the formation of light-nuclei from high-energy collisions may help in the hunt for dark matter.

General Physics Dec 10, 2025

Ghostly solar neutrinos caught transforming carbon atoms deep underground

Neutrinos are one of the most mysterious particles in the universe, often called "ghost particles" because they rarely interact with anything else. Trillions stream through our bodies every second, yet leave no trace. They ...

Astronomy Dec 8, 2025

NASA-JAXA XRISM finds elemental bounty in supernova remnant

For the first time, scientists have made a clear X-ray detection of chlorine and potassium in the wreckage of a star using data from the Japan-led XRISM (X-ray Imaging and Spectroscopy Mission) spacecraft.

Astronomy Dec 4, 2025

First discoveries from new Subaru Telescope program reveal massive planet and brown dwarf

Astronomers using the Subaru Telescope in Hawaiʻi have discovered a massive planet and a brown dwarf orbiting distant stars. The discoveries are the first results from OASIS (Observing Accelerators with SCExAO Imaging Survey), ...

Astronomy Nov 25, 2025

When darkness shines: How dark stars could illuminate the early universe

Scientists working with the James Webb Space Telescope discovered three unusual astronomical objects in early 2025, which may be examples of dark stars. The concept of dark stars has existed for some time and could alter ...

Space Exploration Nov 24, 2025

AI is making spacecraft propulsion more efficient, and could even lead to nuclear-powered rockets

Every year, companies and space agencies launch hundreds of rockets into space—and that number is set to grow dramatically with ambitious missions to the moon, Mars and beyond. But these dreams hinge on one critical challenge: ...

Plasma Physics Nov 13, 2025

Reactor-grade fusion plasma: First high-precision measurement of potential dynamics

Nuclear fusion, which operates on the same principle that powers the sun, is expected to become a sustainable energy source for the future. To achieve fusion power generation, it is essential to confine plasma at temperatures ...

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