Scientists using the Advanced Photon Source show how ‘zinc sparks’ — the showers of zinc ions released by mammalian eggs immediately after fertilization — also occur in amphibian eggs.
Argonne’s annual Middle School Electric Car Competition returned in 2021, using a new virtual set-up to keep middle schools engaged with creative scientific, technology, engineering and mathematics (STEM) challenges.
![Scientific visualization of a numerical relativity simulation that describes the collision of two black holes consistent with the binary black hole merger GW170814. The simulation was done on the Theta supercomputer using the open source, numerical relativity, community software Einstein Toolkit (https://einsteintoolkit.org/). (Image by Argonne Leadership Computing Facility, Visualization and Data Analytics Group [Janet Knowles, Joseph Insley, Victor Mateevitsi, Silvio Rizzi].).](https://www.anl.gov/sites/www/files/styles/article_teaser_16x9/public/2021-07/16x9_GW170814v31-300-1-2h.jpg?h=8abcec71&itok=8LUVIuNQ)