What kid hasn’t had some sort of rock collection? Discovering hidden gems is always a treat. Western Colorado is perfect for exploring geology with your kids. Look around — there is evidence of eons ...

Despite seeming like a relatively stable place, the Earth's surface has changed dramatically over the past 4.6 billion years. Mountains have been built and eroded, continents and oceans have moved ...

Digitization will soon allow researchers around the globe to access the latest specimens in the National Fossil Collection Abigail Eisenstadt Ammonites are a family of prehistoric marine mollusks that ...