Lawrence Livermore National Laboratory

U.S. @ENERGY and @NNSAnews laboratory. We use science and technology to make the world a safer place.

[Lawrence Livermore National Laboratory @Livermore_Lab]

In the deepest region of the Earth’s mantle, much of the material consists of crystals of magnesium oxide.

For years, experiments with the material have produced unexpected results. Now, LLNL researchers have proved why: the direction you push matters. https://t.co/ZDssZmfdH0

[Lawrence Livermore National Laboratory @Livermore_Lab]

Advance your career in high performance scientific computing at LLNL!

Apply for the Sidney Fernbach Postdoctoral Fellowship for the opportunity to work in a cutting-edge research environment with access to the Lab's world-class HPC environment. https://t.co/wlept1dNaw

[Lawrence Livermore National Laboratory @Livermore_Lab]

What do spider webs have to do with fusion research? More than you might think.

LLNL's Michael Stadermann explores the surprising connection between spider silk and @lasers_llnl.

[Lawrence Livermore National Laboratory @Livermore_Lab]

LLNL is honored to receive the Pro Patria Award for exceptional support of employees in the National Guard and Reserve. Presented annually to three employers in each state or territory, the award is the highest honor given by the @ESGR State Committee. https://t.co/V8eaSKzfU8

[Lawrence Livermore National Laboratory @Livermore_Lab]

Tonight, join LLNL scientist Tzanio Kolev at the Big Brain Lecture Series in Berkeley to discover how researchers are harnessing the power of the El Capitan exascale supercomputer to advance tsunami forecasting. https://t.co/wUBd9D2wJC

[Lawrence Livermore National Laboratory @Livermore_Lab]

Congratulations to LLNL's Wei Jia Ong for being named a 2026 recipient of @doescience Early Career Research Program award. Ong will pursue an integrated approach to understanding the origins of p-nuclei, a type of stable nuclei with an excess of protons. https://t.co/igzOjaQZiv

[Lawrence Livermore National Laboratory @Livermore_Lab]

"Energy security is national security.”

At @techreview’s EmTech Future event, LLNL’s Tammy Ma discussed how decades of fusion research supporting stockpile modernization are helping advance the future of fusion energy. https://t.co/rflGrVrblS

[LLNL Computing @Livermore_Comp]

The competitive postdoctoral Fernbach Fellowship is accepting applications until Nov. 20. Will you be the next Fellow? Learn more about the requirements & application process: https://t.co/NrWAcwV210

[Lawrence Livermore National Laboratory @Livermore_Lab]

How could a nuclear device be used to deflect or potentially disrupt an asteroid threatening Earth? Scientist at LLNL are developing three-dimensional simulations to more accurately model how an asteroid might respond. https://t.co/oFljnw6XAz

[Lawrence Livermore National Laboratory @Livermore_Lab]

Some exoplanets are so extreme that they challenge our understanding of how planets formed.

Explore how scientists can peer into their atmospheres and recreate pieces of these distant worlds here on Earth in a new episode of the Big Ideas Lab: https://t.co/que7lU309x

[Lawrence Livermore National Laboratory @Livermore_Lab]

Employees recently gathered for the Wellness Festival, exploring health and wellness resources and connecting with colleagues. From creating vision boards and building snack boxes to writing thank-you cards, the event offered ways to support well-being at the Lab.

[Lawrence Livermore National Laboratory @Livermore_Lab]

Join @Livermore_Lab on Oct. 21, 6-7:15 p.m., at @LPCOfficial for “Harnessing Exascale: Transforming Science and Innovation with El Capitan,” part of the LLNL-LPC Science & Engineering Seminar Series. Learn more: https://t.co/uH8Y2kXlZp

[Lawrence Livermore National Laboratory @Livermore_Lab]

How do you find bats hiding in the dark? Listen closely.

Discover how wildlife ecologists at LLNL use bats’ calls to identify these elusive nighttime neighbors and support the Lab’s environmental stewardship efforts.

[Lawrence Livermore National Laboratory @Livermore_Lab]

Our longstanding newsletter just got a new look! Starting this Friday, get a mix of LLNL media coverage, podcast episodes, top stories, a photo of the week & social highlights — all in one inbox drop every other week. https://t.co/Yp9C9Ec39r

[Lawrence Livermore National Laboratory @Livermore_Lab]

Recently, @Livermore_Lab was honored to welcome @ScienceUnderSec. During the visit, he explored how LLNL’s researchers and state-of-the-art facilities advance national security and scientific discovery.

[Lawrence Livermore National Laboratory @Livermore_Lab]

Congratulations to LLNL's Andrea L. Kritcher for receiving the 2026 Ernest Orlando Lawrence Award from @ENERGY! She was recognized for exceptional design efforts leading to the first-ever achievement of fusion ignition in the laboratory. https://t.co/yvA24lJLWy

[Lawrence Livermore National Laboratory @Livermore_Lab]

How do scientists study a world light-years away? In the Big Ideas Lab, we explore the powerful lasers and imaging technology LLNL researchers use to help reveal how distant planets form, what they’re made of and what conditions might make them habitable. https://t.co/MZM28asxPP

[Lawrence Livermore National Laboratory @Livermore_Lab]

Recently, the Livermore Explosives Safety Program Office hosted the 92nd meeting of @energy's Explosives Safety Committee meeting. The committee serves as a resource for the DOE/ @nnsanews complex, providing recommendations and safety support for non-nuclear explosive operations.

[Lawrence Livermore National Laboratory @Livermore_Lab]

The 2025 Annual Site Environmental Report is now available online.

Explore how the Laboratory works diligently to enhance its environmental stewardship and protect the health and safety of its employees, visitors and community. https://t.co/mGofHYtHxW

[Lawrence Livermore National Laboratory @Livermore_Lab]

Three minutes. One big question: “Why is my research important?”

At LLNL’s 10th annual Research SLAM, postdocs stepped into the spotlight to share the significance of their groundbreaking science.

Congratulations to this year’s winner, Sumita Ghosh! https://t.co/ujr3TqVWd3