Underground laboratory. U.S. researchers go for scientific gold mine.
Malakoff
D
D
D018407:Bacterial Physiological Phenomena; D005380:Financing, Government; D055593:Geological Phenomena; D005844:Geology; D006046:Gold; D007753:Laboratories; D008906:Mining; D010811:Natural Science Disciplines; D055585:Physical Phenomena; D010825:Physics; D012106:Research; D014481:United States
D006046:Gold