Looking back at data from the geology experiments left on the lunar surface by the Apollo missions half a century ago, scientists have finally determined that the Moon has a solid core surrounded by a ...

There's a wonderful mineral collection in Butte, up at Tech. I like to stroll through it, marveling at the amazing range of forms and colors. At the Smithsonian's natural history museum in Washington, ...

The geology and surface processes of Venus continue to intrigue planetary scientists, revealing a dynamic world shaped by volcanic activity, tectonic forces and chemical weathering. Recent ...