https://www.deepfission.com/newsroom/press-releases/detail/118/deep-fission-installs-and-retrieves-full-scale-reactor-canister-using-off-the-shelf-drilling-equipment
https://world-nuclear-news.org/articles/deep-fission-completes-borehole-demonstration
https://www.energy.gov/ne/us-department-energy-reactor-pilot-program
http://energy.gov/articles/department-energy-announces-initial-selections-new-reactor-pilot-program