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

exascale day logo with the date 10/18

Source: Exascale Computing Project

Video: ECP's Exascale Day playlist

The Exascale Computing Project has compiled a playlist of videos from multiple national labs to highlight the impacts of exascale computing.

Exascale | HPC Architectures | HPC Systems and Software | Multimedia

people gathering outside the main administration building

Source: LLNL News

LLNL celebrates making the impossible possible during 70th anniversary event

Employees gathered for the Lab’s first-ever Employee Engagement Day, held Oct. 11. The event featured food, drink, informative displays, historical films and more.

HPC Systems and Software | Outreach | Storage, File Systems, and I/O

cartoon of an arm holding an umbrella coming out of a laptop screen

Source: Science.org

Climate change threatens supercomputers

Climate change can bring not only heat, but also increased humidity, reducing the efficiency of the evaporative coolers many HPC centers rely on.

HPC Architectures | HPC Systems and Software

MFEM logo next to del symbol (indicating partial derivative) and x variable

Source: LLNL News

DOE funds LLNL project to improve differentiation of extreme-scale science apps

Researchers will address the challenge of efficiently differentiating large-scale applications for the DOE by building on advances in LLNL’s MFEM finite element library and MIT’s Enzyme AD tool.

Computational Math | Computational Science | Discrete Mathematics | Mathematical Optimization | Open-Source Software

illustration of the Earth overlaid with ESGF logo

Source: LLNL News

ESGF launches effort to upgrade climate projection data system

The Earth System Grid Federation, a multi-agency initiative that gathers and distributes data for top-tier projections of the Earth’s climate, is preparing a series of upgrades to make using the data easier and faster while improving how the information is curated.

Climate | Collaborations | Computational Science | Data Management | Data Science | Open-Source Software

stock illustration of red blood cells inside a blood vessel

Source: LLNL Computing

CASC collaboration with Duke University wins best paper award

Presented at the 2022 International Conference on Computational Science, the team’s research introduces metrics that can improve the accuracy of blood flow simulations.

Awards | Biology/Biomedicine | Collaborations | Computational Science | Hydrodynamics

aerial photo of the facility infrastructure

Source: YouTube

Video: Exascale Computing Facility Modernization project

Preparing the Livermore Computing Center for El Capitan and the exascale era of supercomputers required an entirely new way of thinking about the facility’s mechanical and electrical capabilities.

Emerging Architectures | Exascale | HPC Architectures | HPC Systems and Software | Multimedia

collage of nine people's portraits

Source: LLNL News

The people of stockpile stewardship are the key to LLNL’s success

The third article in a series about the Lab's stockpile stewardship mission highlights the people who make it happen.

Careers | Diversity | Education

rainbow-colored simulation of turbulent thermonuclear burning

Source: LLNL News

Scientific discovery for stockpile stewardship

The second article in a series about the Lab's stockpile stewardship mission highlights computational models, parallel architectures, and data science techniques.

AI/ML | Computational Science | Data Science | HPC Architectures | HPC Systems and Software | Hybrid/Heterogeneous | Lasers and Optics | Materials Science | Software Engineering

a person works with his arms inside a glove box

Source: LLNL News

Developing technology to keep the nuclear stockpile safe, secure, and reliable

The first article in a series about the Lab's stockpile stewardship mission highlights the roles of computer simulations and exascale computing.

Computational Math | Computational Science | Exascale | HPC Architectures | HPC Systems and Software | Hybrid/Heterogeneous | Hydrodynamics | Lasers and Optics | Materials Science

3D cutaway of a lumpy simulation in red and green

Source: LLNL News

LLNL to cooperate with University of Utah's one oneAPI Center of Excellence

The new oneAPI Center of Excellence will involve the Center for Applied Scientific Computing and accelerate ZFP compression software to advance exascale computing.

Collaborations | Data Compression | Data Science | Exascale | HPC Architectures | HPC Systems and Software | Hybrid/Heterogeneous | Open-Source Software

Hundreds of tall cylinders arranged pair-wise in rows, photographed from an elevated vantage point

Source: Science & Technology Review

S&TR cover story: The ACES in our hand

The Adaptive Computing Environment and Simulations (ACES) project will advance fissile materials production models and reduce risk of nuclear proliferation.

AI/ML | Computational Science | Containerization | Data Science | Information Technology | Scientific ML

Artistic rendering of light beams intersecting binary digits

Source: Science & Technology Review

S&TR highlight: Expanded capabilities and opportunities for VBL code

The latest generation of Livermore’s workhorse laser physics code promises full integration across research and operations applications.

Collaborations | Computational Science | Lasers and Optics | Software Engineering

regular and winter hexagonal hackathon logos side by side

Source: LLNL Computing

Celebrating 10 years of hackathons

After 10 years and 33 hackathons, nothing can stop this beloved tradition.

Data Science | Hackathons | Software Engineering | Students

group of diverse Computing employees posing at the Lab's 2019 Tapia Conference recruiting booth

Source: LLNL Computing

Tapia2022 event calendar

LLNL participates in the CMD-IT/ACM Richard Tapia Celebration of Diversity in Computing Conference (Tapia2022) on September 7–10.

Careers | Data Science | DevOps | Diversity | Events | HPC Architectures | HPC Systems and Software | Hybrid/Heterogeneous | Outreach | Software Engineering

Dev Day logo showing three cartoon people wearing LLNL-branded clothing

Source: LLNL Computing

Developer Day returns for the sixth year

Computing’s annual Developer Day held a hybrid event on July 21 with lightning talks, a town hall discussion, and guest speakers.

Careers | Cyber Research | Cyber Security | Emerging Architectures | Events | Quantum Computing | Software Engineering | Software Quality Assurance

Sandia’s thunderbird logo on a blue background with interconnected lines across a map of the western U.S.

Source: LLNL Computing

Sandia leverages Livermore’s open-source software for new website

A Sandia National Laboratories team has adapted Livermore’s software.llnl.gov website to showcase their own open-source software. Both projects are developed and hosted on GitHub.

Collaborations | Open-Source Software | Software Engineering | Web Technologies

Photo of Becky in front of Sierra next to photo of Todd's portrait

Source: Exascale Computing Project

LLNL ATDM addresses software infrastructure needs for multiple communities

The Advanced Technology Development and Mitigation program within the Exascale Computing Project shows that the best way to support the mission is through open collaboration and a sustainable software infrastructure.

Computational Math | Exascale | HPC Systems and Software | Hybrid/Heterogeneous | Open-Source Software | Performance, Portability, and Productivity | Programming Languages and Models | Resource and Workflow Management | Software Build and Installation

IASC logo

Source: LLNL News

LLNL joins forces with supercomputing centers in Germany, the UK and the US to form IASC

LLNL has signed a memorandum of understanding with HPC facilities in Germany, the United Kingdom, and the U.S., jointly forming the International Association of Supercomputing Centers.

Collaborations | HPC Architectures | HPC Systems and Software | Hybrid/Heterogeneous | Outreach

screen shot of Greg and the host in video chat alongside Spack processes running in a terminal

Source: YouTube

Video: HPC Tech Shorts features Greg Becker and Spack

LLNL's Greg Becker spoke with HPC Tech Shorts to explain how Spack's binary cache works. The video “Get your HPC codes installed and running in minutes using Spack’s Binary Cache” runs 15:11.

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

Map of the western United States with a 3D image of the WUS256 model showing variations in isotropic shear wavespeeds with high/low values indicated by blue/orange

Source: LLNL News

Going deep: new ground motion model more accurately simulates earthquakes, explosions

LLNL scientists have created a new adjoint waveform tomography model that more accurately simulates earthquake and explosion ground motions. The paper, published in the Journal of Geophysical Research, was selected for an Editor’s Highlight.

Computational Science | Seismology

Quartz supercomputer

Source: HPCwire

Supercomputer models explosives critical for nuclear weapons

Researchers from LLNL's Energetic Materials Center and Purdue University have leveraged LLNL supercomputing to better understand the chemical reactions that detonate explosives that are “critical to managing the nation’s nuclear stockpile.”

Computational Science | Materials Science

composite of an electricity smart meter and electricity transmission lines

Source: LLNL News

GridDS: An open-source, data-science toolkit for energy

More than 100 million smart meters have been installed in the U.S. to record and communicate electric consumption, voltage, and current to consumers and grid operators. LLNL has developed GridDS to help make the most of this data.

AI/ML | Critical Infrastructure | Data Management | Data Science | Open-Source Software

logos for seven open-source projects: Spack, BLT, Caliper, MFEM, Flux, Ascent, and RAJA

Source: software.llnl.gov

Sign up for RADIUSS AWS tutorials coming in August

Learn how to use LLNL software in the cloud. In August, we will host tutorials in collaboration with AWS on how to install and use these 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

Kathryn's portrait overlaid on a background of teal circles connected like a network

Source: Science & Technology Review

Latest S&TR issue highlights Kathryn Mohror

Computer scientist Kathryn Mohror is among LLNL's recipients of the Department of Energy’s Early Career Research Program awards.

Awards | Careers | Fault Tolerance and Resilience | HPC Systems and Software | Storage, File Systems, and I/O