Sandia National Laboratories

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The multiple components of a nuclear weapon body are highlighted in this intentionally simplified mesh. Each part is comprised of numerous subcomponents, fastened together with screws, nuts, bolts, jar-lid-like fittings and more. (Sandia National Laboratories.)

Joint venture

September 9th, 2014 Updated: September 12th, 2014

Sandia National Laboratories investigators turn to advanced modeling to test the reliability of the joints that hold nuclear missiles together.


Permafrost creates a polygonal landscape, irregularity that makes simulating thawing’s impact on climate change a challenge requiring advanced algorithms and high-performance computers. (Photo: Konstanze Piel, Alfred Wegener Institute.)

After the thaw

February 19th, 2014 Updated: February 19th, 2014

Simulations of melting permafrost promise changes in climate modeling.


A sequence of false color images generated from a numerical simulation show a MagLIF liner as it is heated by a laser in preparation for an implosion.

Sun on Earth

January 24th, 2013 Updated: January 24th, 2013

Simulations at Sandia National Laboratories reveal that using magnetism to heat and insulate fusion fuel could recreate solar conditions in the lab.


This is what it might look like if  a user's laptop and supercomputer had access to a common set of files. (Image courtesy of Ronald Minnich, Sandia National Laboratories.)

Laptop supercomputing

January 31st, 2011 Updated: November 30th, 2011

A small team led by Sandia National Laboratories is attempting to virtually put the world’s most powerful supercomputers on a user’s own desktop or laptop.


Invoking pharaoh’s name

December 1st, 2009 Updated: November 29th, 2011

The U.S. nuclear weapons arsenal must withstand attack and successfully strike their targets. Sandia scientists must figure out how.