Nuclear Weapons & Stockpile

NNSA held radiological incident exercise with 70 U.S. and Canadian agencies

By Photo of Sarah Salem

The National Nuclear Security Administration hosted Cobalt Magnet 25, an emergency response exercise, with local, federal and international partners from the U.S. and Canada from March 14 to 21.
The exercise provided a scenario of a notional nuclear power plant…

In This Issue

A stainless steel glovebox used to handle sensitive materials in a controlled, inert-atmosphere laboratory.

EnergySec tells Fox News he wants to build ‘more than 100’ pits

The U.S. Capitol dome framed by trees with an overlay of paper currency, symbolizing federal budget appropriations.

DOE gears up for next round of federal buyouts, retirements

Two uniformed military officers reviewing documents in a command center in front of monitor screens.

Hawk v. Dove: Wicker and others ‘reject’ arguments against Golden Dome

The U.S. Capitol dome framed by trees with an overlay of paper currency, symbolizing federal budget appropriations.

Dem AGs appeal lack of nationwide injunction for probationary feds

The U.S. Capitol dome framed by trees with an overlay of paper currency, symbolizing federal budget appropriations.

Fleischmann wants most “robust” 2026 DOE budget reality allows

A naval ballistic missile submarine partially surfaced and underway in open ocean.

Sentinel design changes considered in Minuteman III silos, Cramer says

A ballistic missile warhead stored upright inside an underground launch silo, viewed from above.

DNFSB says NNSA improved project reviews but recommends nuclear safety tracking

An engineer in uniform reviewing and sketching a technical blueprint at a design office.

DNFSB finds power issues with Pantex nuclear explosive bays

A naval ballistic missile submarine partially surfaced and underway in open ocean.

Air Force nominee pledges support for the Sentinel

A person at a desk reviewing a treaty agreement displayed on a computer screen, with a handshake and checkmark icon.

Iran’s supreme leader threatens Trump over nuclear weapons

A person at a desk reviewing a treaty agreement displayed on a computer screen, with a handshake and checkmark icon.

Gabbard says Iran doesn’t have a nuke

Rows of vertical cylindrical stainless steel centrifuge units arranged in an industrial cascade.

Tariff threats and Wednesday’s ‘Liberation Day’ could hurt Canada’s uranium supplier

A naval aircraft carrier underway at sea, kicking up spray from its bow.

Navy leaning on new tech in new sub production, nuke director says

A grid of national flags from countries around the world, representing international cooperation.

Wrap up: Russia’s modern arsenal and nukes in Ukraine; Deputy Secretary of Energy hearing; Rubio, Japan and ROK in Brussels; more

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