LLNL Computing’s ground-breaking research and development activities, innovative technologies, and world-class staff are often featured in various media outlets.

four people in front of a green background


Source: LLNL News

Making a difference: From interns to LLNL employees

For Lab employees Mariah Martinez and Paige Jones of LLNL Computing, their journeys to the Lab started with an internship. They have continued their work as full-time employees, paving the way for others to make a difference at the Lab.

Careers | Students

3D simulation of a shock interaction that looks like a colorful cylinder peeling back at one end


Source: LLNL Computing

meeting attendees posed as a group outside UCLCC


Source: LLNL Computing

Meeting of the minds: advanced math for the exascale era

Hosted at LLNL, the Center for Efficient Exascale Discretizations’ annual event featured breakout discussions, more than two dozen speakers, and an evening of bocce ball.

Climate | Co-Design | Computational Math | Computational Science | Discrete Mathematics | Emerging Architectures | Events | Exascale | HPC Systems and Software

R&D 100 award logo for 2023


Source: LLNL News

Lab scientists and engineers garner three awards for top inventions in R&D 100 competition

With this year’s results, the Lab has now collected a total of 179 R&D 100 awards since 1978. The awards will be showcased at the 61st R&D 100 black-tie awards gala on Nov. 16 in San Diego.

AI/ML | Awards | Biology/Biomedicine | Computational Science | Data Compression | Data Science | Exascale | HPC Systems and Software | Open-Source Software | Performance, Portability, and Productivity | Power Management

the Earth surrounded by four climate models


Source: LLNL News

LLNL scientists among finalists for new Gordon Bell climate modeling award

A team from LLNL and seven other DOE labs is a finalist for the new ACM Gordon Bell Prize for Climate Modeling for running an unprecedented high-resolution global atmosphere model on the world’s first exascale supercomputer. 

Awards | Climate | Computational Science | Emerging Architectures | Exascale | HPC Systems and Software

four people in video chat


Source: YouTube

Video: Utilizing HPC to model, simulate, & mitigate wildfire risk

LLNL's Ian Lee joins a Dots and Bridges panel to discuss HPC as a critical resource for data assimilation and numerical weather prediction research.

Climate | Computational Science | Cyber Security | HPC Architectures | HPC Systems and Software | Multimedia | Open-Source Software | Storage, File Systems, and I/O

two interns work at their laptops


Source: YouTube

Video: Ready for your LLNL internship?

Every year, LLNL welcomes hundreds of interns for an experiential, hands-on approach to learning. Working with some of the brightest minds in their fields, our interns have the opportunity to explore new projects, build their skills, connect with mentors, and integrate into Lab culture.

Careers | Students

closeup of a metal structure


Source: R&D World

R&D 100 winners for 2023 are announced

LLNL's zfp and Variorum software projects are winners. LLNL is a co-developing organization on the winning CANDLE project.

Awards | Data Compression | Data Science | HPC Systems and Software | Open-Source Software | Performance, Portability, and Productivity | Power Management

Tammy and Jeff hold their awards


Source: National Ignition Facility

LLNL Corones Award winners celebrated

LLNL physicist Tammy Ma and computational scientist Jeff Hittinger were recently celebrated for winning the Krell Institute’s James Corones Award in Leadership, Community Building, and Communication.

Awards | Careers

hands on a keyboard superimposed with locks and numbers


Source: Argonne National Lab

Making machine learning safer for biomedicine

Led by Argonne National Lab and including an LLNL collaborator, a research team aims to provide the security necessary to study life-threatening medical issues without violating patient privacy.

AI/ML | Bioinformatics | Collaborations | Data Science

El Capitan supercomputer side view


Source: LLNL Computing

Road to El Capitan 1: It takes a village

Livermore Computing is making significant progress toward siting the NNSA’s first exascale supercomputer.

Co-Design | Collaborations | Emerging Architectures | Exascale | HPC Architectures | HPC Systems and Software | Hybrid/Heterogeneous

Flux team members posed as a group outside building 453


Source: LLNL Computing

three people install an early access system rack in the machine room


Source: LLNL Computing

Road to El Capitan 2: All the moving parts

Siting a supercomputer requires close coordination of hardware, software, applications, and Livermore Computing facilities.

Co-Design | Emerging Architectures | Exascale | HPC Architectures | HPC Systems and Software | Hybrid/Heterogeneous | Performance, Portability, and Productivity | Resource and Workflow Management

the Systems Software and Security group standing in front of the Sierra supercomputer


Source: LLNL Computing

Road to El Capitan 3: The right operating system

The Tri-Lab Operating System Stack (TOSS) ensures other national labs’ supercomputing needs are met.

Co-Design | Collaborations | Emerging Architectures | Exascale | HPC Architectures | HPC Systems and Software | Hybrid/Heterogeneous

Pythagoras and Bronis hoist a Rabbit node into a rack of the Hetchy early access system


Source: LLNL Computing

two people confer at a laptop


Source: Science & Technology Review

LivIT meets the demand

Led by the guiding principles of simplicity, agility, and capability, Livermore Information Technology (LivIT) overcame technical challenges of the COVID-19 pandemic.

Access Management | Business Applications and Support | Cloud Services | Collaboration and Productivity Tools | Computer and Mobile Device Support | Cyber Security | Information Technology | Network Engineering

cartoon collage of code, a computer, and computing symbols


Source: Science & Technology Review

Expediting research with Spack

A Laboratory-developed software package management tool, enhanced by contributions from more than 1,000 users, supports the high performance computing community.

Exascale | HPC Systems and Software | Open-Source Software | Software Build and Installation

Summer interns work on their hackathon projects. A water bottle with a hackathon sticker on it is in the photo’s foreground.


Source: LLNL Computing

Summer hackathon addresses Lab's many acronyms, plus other projects (SHALMA-POP)

This season’s hackathon featured Lab improvement projects, work tasks, and personal enrichment.

Hackathons | Software Engineering | Students | Web Technologies

map of lower 48 states covered with grid points, plus an inset of Frontier


Source: LLNL News

Team reaches milestone in power grid optimization on world’s first exascale supercomputer

As part of the Exascale Computing Project’s ExaSGD project, a team including LLNL researchers ran HiOp, an open source optimization solver, on 9,000 nodes of Oak Ridge National Laboratory’s Frontier exascale supercomputer.

Computational Science | Critical Infrastructure | Cyber Security | Exascale | Open-Source Software

students and mentors strike casual poses in the UCLCC meeting room


Source: LLNL News

Data Science Challenge tackles ML-assisted heart modeling

The event brought together 35 University of California students—ranging from undergraduates to graduate-level students from a diversity of majors—to work in groups to solve four key tasks, using actual electrocardiogram data to predict heart health.

AI/ML | Biology/Biomedicine | Computational Science | Data Science | Students

Real scanning electron microscope image of TATB powder, alongside a hypothetical scanning electron microscope image of TATB powder made to optimize its peak stress. The hypothetical image is made of smaller grains.


Source: LLNL Computing

Explainable artificial intelligence can enhance scientific workflows

Using explainable artificial intelligence techniques can help increase the reach of machine learning applications in materials science, making the process of designing new materials much more efficient.

AI/ML | Computational Science | Data Science | Materials Science | ML Theory | Scientific ML | Scientific Visualization

rainbow-colored Mercator-like map of the world with red zones near the equator and blue zones near the poles


Source: LLNL Computing

VisIt project team adds color usability improvements

The Lab’s workhorse visualization tool provides expanded color map features, including for visually impaired users.

Data Science | Open-Source Software | Scientific Visualization | Software Engineering

brightly multi-colored circle on a dark blue background


Source: LLNL Computing

CASC Newsletter | Vol 13 | July 2023

This issue highlights some of CASC’s contributions to making controlled laboratory fusion possible at the National Ignition Facility.

Collaborations | Computational Math | Data Science | Lasers and Optics | Scientific ML | Scientific Visualization | Transport

stock photo of people studying and learning at a laptop


Source: software.llnl.gov

AWS tutorials are returning in August

Learn how to use LLNL software in the cloud. Throughout August, join our tutorials on how to install and use several projects on AWS EC2 instances. No previous experience necessary.

Education | Events | HPC Systems and Software | Open-Source Software | Outreach | Scientific Cloud Computing | Software Engineering | Software Libraries

Developer Day attendees are looking down into a Sierra supercomputer cluster node.


Source: LLNL Computing

Developer Day returns, in person and squeakier than ever

2023’s Developer Day was a two-day event for the first time, balancing an all-virtual technical program with a fully in-person networking day.

Careers | Events | Open-Source Software | Software Applications | Software Engineering