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Cecilia Payne-Gaposchkin: The woman who first grasped the elemental power of stars

May 10, 2024, 12:00PMNuclear News

When the U.S. Fusion Energy Outreach Team declared the second week of May as Fusion Energy Week, they were recognizing the May 10 birthday of Cecilia Payne-Gaposchkin—the British-born American astronomer who applied principles of quantum physics, chemistry, and astronomy to become the first to realize—at the age of 25—that stars and the universe itself are mostly composed of hydrogen and helium, and that the stars could be sorted by their spectra into groups that corresponded to the temperature of the stars.

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U.K. vision for fusion

March 23, 2026, 3:40PMNuclear News

The U.K. government has announced a series of initiatives to progress fusion to commercialization, laid out in a fusion strategy policy paper published March 16. A New Energy Revolution: The...

DOE announces Genesis Mission request for applications

March 23, 2026, 7:10AMNuclear News

Department of Energy Under Secretary for Science and Genesis Mission lead Darío Gil participated in a session at the Nvidia GPU Technology Conference on March 17 that coincided with the...

RIC panel discusses pathway to fusion commercialization

March 17, 2026, 7:36AMNuclear News

Fusion leaders at the Nuclear Regulatory Commission’s annual Regulatory Information Conference discussed the path forward for regulating the burgeoning fusion industry. The speakers...

NRC opens comment period for fusion regulatory changes

March 3, 2026, 12:00PMNuclear News

The Nuclear Regulatory Commission has taken the next step toward developing fusion regulations, announcing the opening of a 90-day comment period, ending May 27, on a proposed regulatory...

Proxima Fusion signs MOU with Bavaria, RWE, and Max Planck IPP to build German stellarator power plant

March 3, 2026, 7:04AMNuclear News

Proxima Fusion has signed a memorandum of understanding with the Free State of Bavaria, German electric company RWE, and Max Planck Institute for Plasma Physics (IPP) to build a commercial...

From SPARC to ARC: CFS prepares for a first-of-a-kind fusion plant

February 27, 2026, 3:00PMNuclear News

Commonwealth Fusion Systems makes no small plans. The company wants to build a 400-MWe magnetic confinement fusion power plant called ARC near Richmond, Va., and begin operating it in the...

Gov. Evers announces siting study for new Wisconsin nuclear

February 20, 2026, 12:37PMNuclear News

During his State of the State address on February 17, Wisconsin Gov. Tony Evers announced the launch of a new nuclear siting study that will be undertaken by a partnership between the Public...

Fusion roundup: Helion sets temperature record; Inertia raises $450M

February 18, 2026, 2:13PMNuclear News

Two start-ups working to commercialize fusion energy made headlines last week. Helion Energy announced that its Polaris prototype fusion energy machine recently demonstrated measurable...

DOE publishes 26 Genesis Mission AI challenges for energy and national security

February 13, 2026, 1:12PMNuclear News

The Department of Energy’s newly published Genesis Mission National Science and Technology Challenges describes 26 challenges and corresponding AI solutions designed to advance the...

Fusion simplification demonstrated by Pacific Fusion and Sandia

February 6, 2026, 10:24AMNuclear News

California-based Pacific Fusion, in partnership with Sandia National Laboratories, has reported “removing a significant roadblock to practical fusion power at scale” by achieving...

Cecilia Payne-Gaposchkin: The woman who first grasped the elemental power of stars

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