Upgrading the Lab's Plutonium Facility
The Plutonium Facility, known as PF-4, plays a significant role in U.S. nuclear weapon stockpile stewardship. See key efforts underway to upgrade the facility and to prepare workers for their roles.

Los Alamos' environmental impact: New report

Mason covers pits, traffic, more in Town Hall

10 moments of connection in 2025

Plutonium Science Laboratory serves critical national security missions

Genesis Mission to transform American science, innovation through AI computing
Our mission
Explore our science in action

LANL announces 2 new supercomputers
HPE, NVIDIA to partner on new Mission and Vision systems.
Los Alamos to play vital role in Quantum Science Center
Mission advances quantum science and technology.
Lighting the photonics frontier with engineered quantum dots
Breakthrough for practical, energy-efficient quantum dot lasers.
Lab launches frontier AI models on Venado supercomputer
Supercomputer running latest OpenAI reasoning models on NVIDIA Grace Hopper GPUs to accelerate national security-related science.
Plutonium Science Laboratory serves critical national security missions
New center prepares for operations.
Los Alamos National Lab at a glance
10
Research facilities
$2.6 million
To nonprofits in 2023 Employee Giving Campaign
70
Awards in 2023
27
Cultural resource projects
From the top of the mesa
We are 18,000+ people in New Mexico and beyond, with a shared goal to serve the common good.



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