Where should we look for new metals that are critical for green energy technology? Volcanoes may point the way
Ancient volcanoes in New South Wales created a rich deposit of precious rare earths – and left clues for finding more.
Rapid City Journal13hOpinion
Former South Dakota state librarians decry possible funding cuts | Opinion
"The South Dakota State Library is one of the smallest state libraries among their 50 state counterparts. Yet, they are ...