Assistant Researcher at the KGS Olivia Jones cuts into the core extracted from a well in Lyon County on July 9, 2024. Below the surface of Lyon County, there are layers of rock and coal from hundreds ...

Tamara Ewoldt, an environmental scientist, on July 14, 2023, cuts apart bags of rock chips collected from well drilling sites across Iowa. The chips are washed, placed in envelopes and cataloged at ...

Several boxes of rock core are pictured Monday, December 23, 2024. The Kansas Geological Survey’s library of drill cores, which currently includes over 73,000 boxes of rocks, is expanding to enhance ...

NASA confirmed Monday that its Perseverance Mars rover succeeded in collecting its first rock sample for scientists to pore over when a future mission eventually brings it back to Earth. "I've got it!