Enormous dimensions, complicated military calculations, and thousands of vacuum tubes—this was the early supercomputer.

For example, once a photograph has been scanned into the computer, it can be changed in numerous ways using an image editor. The brightness and contrast can be adjusted, colors can be changed and ...

An Oak Ridge National Laboratory-led team used the Frontier supercomputer, the world’s first exascale system, to model scientifically interesting atomic nuclei. Disclaimer: AAAS and EurekAlert!