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TUE · 2026-05-26 · 20:33 GMTBRIEF NSR-2026-0526-79417
News/US picks potential partners for using Cold War-era plutonium…
NSR-2026-0526-79417News Report·EN·Technology

US picks potential partners for using Cold War-era plutonium as fuel

The US Department of Energy has selected five companies, including Oklo, to enter advanced discussions about using surplus Cold War-era plutonium as nuclear reactor fuel. This plutonium, totaling approximately 20 metric tonnes, originates from dismantled nuclear warheads and is stored at secure facilities.

By ReutersAl JazeeraFiled 2026-05-26 · 20:33 GMTLean · CenterRead · 2 min
US picks potential partners for using Cold War-era plutonium as fuel
Al JazeeraFIG 01
Reading time
2min
Word count
312words
Sources cited
3cited
Entities identified
12entities
Quality score
100%
§ 01

Briefing Summary

AI-generated
NEWSAR · AI

The US Department of Energy has selected five companies, including Oklo, to enter advanced discussions about using surplus Cold War-era plutonium as nuclear reactor fuel. This plutonium, totaling approximately 20 metric tonnes, originates from dismantled nuclear warheads and is stored at secure facilities. The Trump administration's plan, initiated by a presidential order last May, aims to repurpose this material for advanced nuclear technologies, a move that has faced opposition from some Democrats due to proliferation and economic concerns. Oklo plans to develop the fuel in partnership with European company newcleo.

Confidence 0.90Sources 3Claims 5Entities 12
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Article analysis

Model · rule-based
Framing
Technology
National Security
Tone
Measured
AI-assessed
CalmNeutralAlarmist
Factuality
0.70 / 1.00
Factual
LowHigh
Sources cited
3
Well sourced
FewMany
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Key claims

5 extracted
01

The US Department of Energy has chosen five companies, including Oklo, to enter advanced talks about using surplus Cold War-era plutonium as nuclear reactor fuel.

factualUS Department of Energy
Confidence
1.00
02

Oklo plans to develop the fuel with newcleo, a European company aiming to build high-tech nuclear reactors.

factualOklo
Confidence
0.90
03

Concerns have been raised that the plan to use surplus plutonium as fuel raises serious weapons proliferation concerns, makes little economic sense, and may adversely affect the nation’s defense posture.

quoteSenator Edward Markey, Representatives Don Beyer and John Garamendi
Confidence
0.90
04

Twenty metric tonnes of weapons-usable plutonium is enough for approximately 2,000 nuclear bombs.

statisticSenator Edward Markey, Representatives Don Beyer and John Garamendi
Confidence
0.90
05

The US government plans to make about 20 metric tonnes of plutonium from dismantled nuclear warheads available to US power companies.

factualReuters
Confidence
0.90
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Full report

2 min read · 312 words
Trump gov’t plans to make about 20 metric tonnes of plutonium from dismantled nuclear warheads available to US power firmsThe United States government has chosen five companies, including nuclear energy company Oklo, to enter advanced talks over potentially using its Cold War-era plutonium as a nuclear reactor fuel.The US Department of Energy made the announcement on Tuesday.Recommended Stories list of 4 itemslist 1 of 4‘Leave Kyiv’: Why Russia’s latest Ukraine threat is a major escalationlist 2 of 4What has Pope Leo warned about AI – and why that’s significantlist 3 of 4World Cup broadcast hopes boosted in India as Zee Entertainment in talkslist 4 of 4White House proposes NDAs for all US federal workersend of listThe Energy Department holds surplus US plutonium, which has a half-life of 24,000 years and must be handled with protective gear, at heavily guarded weapons facilities in states including South Carolina, Texas and New Mexico.Oklo, whose stock price was up more than 5.5 percent to $69.51 per share, said it plans to develop the fuel with newcleo, a European company that aims to build high-tech nuclear reactors.The Reuters news agency reported last year that the administration of US President Donald Trump plans to make about 20 metric tonnes of plutonium from dismantled nuclear warheads available to US power companies.Last May, Trump ordered the halt of much of a programme to dilute and dispose of surplus plutonium, and instead provide it as a fuel for advanced nuclear technologies, a plan that some Democrats opposed.In a letter in September, Senator Edward Markey of Massachusetts and Representatives Don Beyer of Virginia and John Garamendi of California said that 20 metric tonnes of weapons-usable plutonium was enough for approximately 2,000 nuclear bombs. Such a move “raises serious weapons proliferation concerns, makes little economic sense, and may adversely affect the nation’s defense posture”, they wrote, asking the agency to cancel the plan.
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Entities

12 identified
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Keywords & salience

8 terms
plutonium fuel
1.00
nuclear warheads
0.90
nuclear reactor fuel
0.80
cold war-era
0.70
weapons proliferation
0.60
nuclear energy company
0.50
oklo
0.40
us department of energy
0.40
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