Beneath the Grand Canyon’s iconic layers, scientists have uncovered a fast-paced, 500-million-year-old tale of evolution that ...

An 1869 expedition led by John Wesley Powell sailed out of the Grand Canyon on the Colorado River in the first official ...

The Cambrian-age Tonto Group is a set of rocks famous for holding clues to the burst of new life that reshaped Earth 500 ...

California's first scenic route was the 71-mile Big Sur Coast Highway along State Route 1 (SR 1), A.K.A. the budget-flexible Pacific Coast Highway (PCH). Today, the state boasts some of the most ...

America’s first Chief Geologist, G.K. Gilbert — working for J.W. Powell, of Grand Canyon fame — rode his horse through the ...

A federal appeals court has sided with Native American tribes in their fight against the federal government over a $10 ...

House Republicans released a list of regulations in February that they seek to overturn using the Congressional Review Act.

During the Great Depression, loggers worked nonstop cutting timber for railroads, mines, and ranches. One of the ...

Recognized as the original gay travel company, HE Travel began by offering archaeological and historical tours. In 1974, Ebensten led the first gay men’s tour down the Grand Canyon, setting a ...

The duo’s work gave future botanists a baseline from which to trace the Grand Canyon’s flora over ... deposits that once protected fragile archaeological sites from erosion flushed away ...

Tom is a writer in London with a Master's degree in Journalism whose editorial work covers anything from health and the environment to technology and archaeology. The rugged, ravine-ridden terrain ...