Nuclear

‘It’ll take more’: CFS nets another $1B to chase nuclear fusion dream

Commonwealth Fusion Systems has now raised a total of $4B to commercialize its nuclear fusion technology. It aims to bring its pilot reactor online next year.

By Alexander C. Kaufman . 30 July 2026

Inside of a fusion reactor facility with white walls and multicolored equipment — Commonwealth Fusion Systems moves the second half of the donut-shaped vacuum vessel that it describes as the “heart” of its SPARC pilot reactor. (Commonwealth Fusion Systems)

Fossil fuels

A $100M Ohio energy fund lacks transparency — and excludes renewables

JobsOhio, which is administering the new fund, has drawn criticism for limiting the opportunity to nuclear and natural gas — and for its opaque process.

By Kathiann M. Kowalski . 22 July 2026
Nuclear

Nuclear energy could be in for a big decade

The global fleet of nuclear power plants is poised to expand quickly as climate goals, security concerns, and rising demand renew interest in the energy source.

By Dan McCarthy . 17 July 2026
Nuclear

Holtec bets big on small nuclear reactors in its IPO filing

As it pivots from shutting down nuclear plants to building them, Holtec says small modular reactors can cut costs and speed construction. Now it has to prove it.

By Alexander C. Kaufman . 15 July 2026
Nuclear

America’s first nuclear plant restart may be near the finish line

After a few missed targets, Holtec says the remaining tasks to bring Michigan’s Palisades plant back online are equal to restoring service after a routine outage.

By Alexander C. Kaufman . 10 July 2026
Fossil fuels

North Carolina bill would prop up coal until new nuclear is approved

The Republican-backed House passed the Ratepayer Protection Act, which could rein in some data center costs but extend the life of costly old coal plants.

By Elizabeth Ouzts . 9 June 2026
Nuclear

A safer nuclear fuel is gaining steam — but cost remains a hurdle

New U.S. regulations and a wave of startup interest are breathing new life into TRISO-fueled reactors, which have struggled to take off due to high fuel costs.

By Alexander C. Kaufman . 2 June 2026
Nuclear

X-energy gets federal environmental approval for Texas nuclear reactors

It’s a milestone for the Amazon-backed firm, which still needs safety approvals from the NRC before it can begin building its 80-MW gas-cooled reactors.

By Alexander C. Kaufman . 18 May 2026
Nuclear

America’s nuclear dry spell is over

After years of no new nuclear power construction in the U.S., both Kairos and TerraPower broke ground on reactors last month. Other projects are moving ahead too.

By Alexander C. Kaufman . 5 May 2026
Nuclear

Top US nuclear regulator is rewriting its rules for new era of reactors

The Nuclear Regulatory Commission has in recent weeks proposed a process for approving microreactors and finalized one for reactors with nontraditional designs.

By Alexander C. Kaufman . 4 May 2026
Nuclear

Which countries lead the way on nuclear energy?

The U.S. still produces more electricity from nuclear energy than any other nation, but China’s rapid buildout of new reactors is closing the gap.

By Dan McCarthy . 24 April 2026