How we added an auto-updating set of citations to underworld in our publications webpage. We need to curate all the publications that we can find that use the underworld geodynamics code and provide this information on our website. To avoid needless repetition, we take advantage of the fact that nearly

Version 2.8 of Underworld has been released recently. As with all major releases, this release brings numerous new features, enhancements and bug fixes. A summary of changes may be found within the usual CHANGES.md file. As is also usually the case, numerous API changes have been necessary or

Viscoelastic materials exhibit the properies of both solids and liquids, with deformation rates dependent on both the viscous stress and elastic stress rate.  In a Maxwell viscoelastic material the strain rate $D$ is proportional to the sum of the stress $\tau$ and the stress rate $\dot\tau$, \begin{equation} D_