Add Yahoo as a preferred source to see more of our stories on Google. Mar. 5—RICHLAND — The past is right beneath our feet, and a field trip planned for the Tri-Cities area aims to bring that home, ...

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Angela Fitzgerald explores Interstate Park's Ice Age geology and 125-year history. Shaped by Ice Age glaciers, Interstate Park is Wisconsin's oldest state park. Angela speaks with property supervisor ...

More than 700 million years ago, the Earth was plunged into a state that geologists call “snowball Earth”, when our planet was entirely encased in ice. This happened when the polar ice caps expanded ...

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Since 2009, Dave Tucker has run the blog Northwest Geology Field Trips to document fascinating natural history and trip ...

Earth’s path around the Sun is not a fixed racetrack but a slowly shifting orbit, and those subtle changes have a long history of reshaping the planet’s climate. As astronomers refine how these ...