A layer of rock just 520 million years old sat directly on top of ancient rock dating back 1.4 to 1.8 billion years.

On Feb. 26, 1994, 11 members of the Branch Davidian religious cult were acquitted of murder and conspiracy charges stemming ...

A Laramie County rancher shot a roughly 2-year-old male wolf near Carpenter, Wyoming, where wolves are almost never seen. It may be the first ...

Few trail systems in the state earn the phrase “all-day wander” quite as honestly as this one. The Colorado Riverfront Trail ...

c. 1748 - This is the probable birth date of Prince Hall, an abolitionist and the founder of the first African American Masonic lodges. 1888 Ida Cox (nee Prather), American blues singer and vaudeville ...

That’s basically the origin story of Tovrea Castle at Carraro Heights in Phoenix, except this particular confection is made ...

A diabolical gamemaker scatters 85 flags across the Pisa Range. He assigns each flag a certain number of points. Some are ...

Nothing fancy, just good honest food at prices that make sense. You can easily spend a whole day here exploring, eating, and ...

President Theodore Roosevelt made the area a game preserve in 1906 and created Grand Canyon National Monument in 1906, ...

In 1869, John Wesley Powell was studying layers of rock in the Grand Canyon when he noticed an unconformity in the layers. Around a billion years were missing, and the problem turned out to be global.

On Thursday, the Diablo Canyon nuclear plant moved one step closer to full permission to keep running.

More than 50,000 years ago, a meteor hit Earth and formed what we now call Meteor Crater in northern Arizona. But new ...