National Laboratories

Wrap up: El Capitan classified March ‘25; Russian general killed; McConnell says spend on defense; more

By Photo of Sarah Salem

The El Capitan supercomputer at Lawrence Livermore National Laboratory will enter the classified network mid-March 2025, senior Livermore officials told the Exchange Monitor Tuesday at a press tour of the site.
Sierra, the current Livermore supercomputer on the…

In This Issue

Next subcritical experiment at PULSE slated for spring 2025, test site officials says

Rows of server racks and supercomputing equipment used for large-scale scientific simulation.

New underground nuke lab will cost more, not be as late as feared, officials say after review

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

No Sentinel test flights on the slate yet for W87-0 Livermore officials says

An engineer using a vernier caliper to check the precise dimensions of a manufactured metal component.

W80-4 ‘on schedule,’ first production in FY2027, LLNL official says

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

Missing radiation source found in New Jersey; state, federal agencies say they did not use drones to look for it

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

Still no vote scheduled on spending bill after Trump, Musk, others trash latest stopgap; shutdown at midnight

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

Senate passes 2025 NDAA, bill heads to White House

Rows of server racks and supercomputing equipment used for large-scale scientific simulation.

For science, keep it subcritical, NNSA defense programs head says

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

Centrus says it has domestic-enrichment supply chain ready

A scientist in a lab coat and gloves examining a sample through a microscope in a research laboratory.

NNSS prime contractor appoints new site president

A scientist in a lab coat and gloves examining a sample through a microscope in a research laboratory.

Renewables lab exec picked as director of Savannah River Lab

A close-up view of a thick stack of folded newspapers with blurred text visible on the pages.

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

Lots of gloveboxes being built at Savannah River

The Savannah River Plutonium Production Facility (SRPPF) in South Carolina will have 305 gloveboxes, the president of the operations contractor for the Department of Energy’s Savannah River Site (SRS) told a state nuclear panel Friday. “The main process building… SUBSCRIBER ACCESS Thank you for visitingNuclear Security & Deterrence Monitor! You must be logged in as […]
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