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Planetary Sciences Sep 16, 2025

Ancient brown dwarf reveals cloud chemistry secrets

Deep in space, an ancient brown dwarf nicknamed "The Accident" has revealed the first-ever detection of a molecule that scientists have been searching for in planetary atmospheres for decades.

Astronomy Sep 12, 2025

Mysterious 'red dots' in early universe may be 'black hole star' atmospheres

Tiny red objects spotted by NASA's James Webb Space Telescope (JWST) are offering scientists new insights into the origins of galaxies in the universe—and may represent an entirely new class of celestial object: a black hole ...

Space Exploration Sep 12, 2025

For too long, colonial language has dominated space exploration: Is there a better way?

At an internal staff briefing last week, acting NASA Administrator Sean Duffy declared the United States has a "manifest destiny to the stars," linking this to the need to win the "space race."

Plasma Physics Sep 11, 2025

Key diagnostic system for experimental fusion reactor nears completion

In the universe, thermonuclear fusion is a common reaction: it is the source of energy for stars. On Earth, producing energy using this process is difficult due to problems with controlling the plasma emitting significant ...

Astronomy Sep 10, 2025

Webb observes immense stellar jet on outskirts of our Milky Way

A blowtorch of seething gases erupting from a volcanically growing monster star has been captured by NASA's James Webb Space Telescope. Stretching across 8 light-years, the length of the stellar eruption is approximately ...

Analytical Chemistry Sep 9, 2025

First 3D real-time imaging of hydrogen's effect on stainless steel defects opens the way to a safer hydrogen economy

A study led by University of Oxford and Brookhaven National Laboratory researchers has uncovered how exposure to hydrogen atoms dynamically alters the internal structure of stainless steel. The findings reveal that hydrogen ...

Plasma Physics Sep 8, 2025

Super-X' design shows major advantages in handling hot exhaust of fusion energy

Temperatures of more than 10,000°C and a hail of charged particles from the fusion fuel (plasma): These are extreme conditions that the exhaust wall (divertor) of future fusion power plants will need to withstand. It makes ...

Plasma Physics Aug 29, 2025

Bon voyage: General Atomics set to ship final piece of giant battery to nuclear fusion project in France

The final section of what scientists and engineers say will be the largest and most powerful pulsed, superconducting magnet in the world has been completed at the Poway campus of San Diego-based General Atomics.

Astrobiology Aug 28, 2025

Earth-size stars and alien oceans: An astronomer explains the case for life around white dwarfs

The sun will someday die. This will happen when it runs out of hydrogen fuel in its core and can no longer produce energy through nuclear fusion as it does now. The death of the sun is often thought of as the end of the solar ...

Astronomy Aug 27, 2025

The exposed core of this supernova is a head-scratcher

Stars have layers like onions, according to theory. The layers are made of different elements, progressing from light to heavy the deeper the layers are. While the theory is strong, observing the inner layers of a star has ...

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