Modern visitors are hardly the first to appreciate the vistas. In fact, archaeologists have discovered the remains of a number of ancient cultures in and around the Grand Canyon, going back at least ...

A large chunk of the Earth's crust is missing but scientists have now discovered where it is located. The world is constantly throwing puzzling questions at scientists, with new technology like space ...

Ana’s Art Gallery: “Painting in the Parks,” new works from Boulder artist Lonny Granston include pastels and oils from his ...

It’s the late Jurassic Period in the super continent of Laurasia, some 85 million years into the reign of the dinosaurs. The ...

The 20th Century in metro Phoenix was marked by major growth. The Arizona Republic documented the growth of farming towns ...

Moose Ponds Trail is an iconic trail in Wyoming with a chance to see plenty of wildlife up close.

Christmas tree lighting ceremonies are kicking off holiday festivities in communities across County. Here’s a guide to tree ...

The election of Trump and a Republican Congress means Arizona won't be needing to enforce the major provision of the ...

Start-ups say we’re closer than ever to near-limitless, zero-carbon energy from fusion. When will we get there?

More than 160 peaks over 3,000 meters (9,800 feet), hiking trails blazed by Indigenous people thousands of years ago, remarkable national parks and forests, and epic surf churned up by waves that roll ...

Pewits Nest is the ultimate escape for anyone looking to blend natural beauty with a touch of whimsy. Copper Falls is like ...

Step aboard the Sunset Charter & Tour Co.’s two-hour extravaganza, a boat tour so picturesque you’ll want to frame it for ...