Underground tests dig into how heat affects salt-bed repository behavior

Salt’s unique physical properties can be used to provide safe disposal of radioactive waste, said Kristopher Kuhlman, a Sandia geoscientist and technical lead for the project. Salt beds remain stable for hundreds of millions of years. Salt heals its own cracks and any openings will slowly creep shut. For example, the salt at the Waste … Read more

A life less apparent: Study sheds light on the evolution of underground microbes

Journal Reference: Henrik Drake, Peter W. Reiners. Thermochronologic perspectives on the deep-time evolution of the deep biosphere. Proceedings of the National Academy of Sciences, 2021; 118 (45): e2109609118 DOI: 10.1073/pnas.2109609118 These ecosystems host microbial lineages that are of interest for understanding the origin and evolution of life on our planet but remain the least explored … Read more