The rocks at Papago Park look like you've landed on the moon right in the middle of the Valley. At Valley 101, we found out ...

A remote outcrop in Canada harbors rocks that are at least 4.16 billion years old, researchers report June 26 in Science. If true, these rocks would be the oldest known on Earth and the first to date ...

Bilgers Rocks includes 20 acres of sandstone formations that once sheltered Native Americans along the Great Shamokin path ...

The Rock Cycle is Earth's great recycling process where igneous, metamorphic, and sedimentary rocks can all be derived from and form one another. Analogous to recycling a Coke can, where an old can ...

Among the fruits of more than 80 hours the Apollo astronauts spent on the lunar surface were the treasures that came home. All told, the explorers carted back 842 pounds (382 kilograms) of Moon rocks, ...

Every January I ask each of my clients, “What are your Big Rocks for this year?” I am always surprised by how many of them are confused by the question—they either don’t know what I am talking about, ...