Every once in a while, an experience reminds us that great gulfs of time preceded the present, times when the world was very different. I was hiking in the Bisti/De-Na-Zin Wilderness, enjoying the ...

“Do you have any rocks or minerals in the car with you?” asked the park ranger. “Yes, a geode and piece of petrified wood that we purchased at the gift shop,” my father said. “Is it wrapped up?” asked ...

Petrified Forest National Park is creating treks that show off the backcountry Hikers should be well supplied and able to navigate without trails Highlights include petrified wood and Native American ...

2007-07-08 04:00:00 PDT Yakima , Wash.-- Clyde Friend's life changed the moment his bulldozer hit the first tree on a hot summer afternoon in 2002 as he leveled a hill behind his workshop. Chips flew ...

How does ordinary wood turn into petrified wood, which feels like rock? asks a reader. A petrified log may look like an ordinary wooden log, complete with growth rings and bark. But touch it, and ...

An ornate tree lizard basks beside a 74-million-year-old fossilized log in the Bisti/De-Na-Zin Wilderness. Photo by Jeff Mitton. Every once in a while, an experience reminds us that great gulfs of ...