A Colorado resident was arrested in Arizona’s Petrified Forest National Park on suspicion of stealing 139 pounds of petrified wood. Authorities in the park were tipped off by a visitor who saw a man ...

Fossilization is an invaluable process for gaining a window into the past, but it can also create a tripping hazard. The way Angela Piller, collections manager at the Rice Northwest Museum of Rocks ...

DENVER (AP) - A 55-million-year-old piece of petrified wood that was found by a Denver teen at a Highlands Ranch construction site two years ago is being presented to some of the 6,300 people ...

OGALLALA To untrained eyes, a hunk of petrified wood looks like nothing more than a rough old rock. But Howard and Harvey Kenfield look at petrified wood and know all about the surprises that hide ...

Petrified Forest National Park had a problem. About a ton of wood left the park every month as entire hillsides were pillaged, the story went. Rangers did what they could to stop the plundering. They ...

Petrified wood is a fossil that is the remains of ancient vegetation, most commonly ancient trees. It occurs by a natural action known as permineralization, a process in which mineral deposits take on ...