From unexplained phenomena to baffling disappearances, follow the clues while discovering our country’s treasured protected ...

More than 300 earthquakes have erupted at Washington's Mount Rainier this week, the largest earthquake swarm at the volcano ...

SEATTLE (AP) — Officials are tracking the largest swarm of earthquakes in more than 15 years on Washington’s Mount Rainier ...

The series of earthquakes is the first major swarm of seismic events since 2009. Is it safe if you’re planning on visiting?

More than 300 tremors were recorded below Mount Rainier over the course of three days. Scientists say they were too weak for ...

Several of Mount Rainier’s glaciers are already gone, experts say, and others aren’t far behind. The News Tribune asked what that means for visitors.

Several of Mount Rainier’s glaciers are already gone, experts say, and others aren’t far behind. The News Tribune asked what that means for visitors.

The U.S. Geological Survey said it and other agencies were monitoring the situation and would issue additional alerts "as needed." ...

More Mount Rainier’s glaciers are disappearing. What happens when they’re gone? What will happen to family outings, climbing and hikes on Mount Rainier? Already, certain features of the ...