Mount Rainier

• 

  Ice Caves That Display Rainbow Lights May Be Deadly, US Officials Warn

  Astonishing photos of "rainbow ice caves" at Mount Rainier National Park in the United States have prompted the National Park Service to issue a warning about the dangers of exploring these caves.

• 

  Mapping Mount St. Helens Magma Progresses, 35 Years After Eruption

  Early data collected in a pioneering effort to map the inner workings of Mount St. Helens have provided promising initial insights, 35 years after a massive eruption by the Washington state volcano killed at least 57 people, scientists said on Monday.

• Hiker Died of Hypothermia on Mount Rainier

  A 70-year-old hiker who died of hypothermia in rugged terrain in Mount Rainier National Park over the weekend was experienced, prepared and knew the mountain well after having written dozens of stories about treks through the area.

• Intel VP Among Six Mt. Rainier Climbers Missing and Presumed Dead

  An Intel vice president is among six climbers missing and presumed dead in the worst accident in three decades on Washington's Mount Rainier, the company said on Monday as search efforts for the group were scaled back.

• Limited Search Planned for Missing Mount Rainier Climbers

  A planned search for six climbers believed to have fallen to their deaths while ascending Washington's Mount Rainier will be scaled back due to dangerous conditions, a park spokeswoman said on Sunday.

• Six Missing US Mountain Climbers Feared Dead

  Officials with Mount Rainier National Park in the U.S. say six climbers are presumed dead after helicopters detected pings from emergency beacons buried in the snow and a debris field that may indicate an avalanche.