All volcanoes in the Cascade Range of Washington and Oregon are at normal background levels of activity this week. Current Volcano Alert Level: NORMAL Current Aviation Color Code: GREEN Weekly Update: https://on.doi.gov/2hwAiRm The spectacular eruption of Mount St. Helens on May 18, 1980, electrified scientists and the public. The colossal landslide, northward-directed blast, and eruption column made news worldwide. Reconnaissance of the devastation spurred efforts to understand the power and aw

By the numbers, the May 18, 1980 eruption of Mount St. Helens resulted in about $1 billion in damages. The eruption killed 57 people, approximately 7,000 big game animals, and about 12 million fingerlings in hatcheries. Lahars destroyed 27 bridges and nearly 200 homes, and volcanic ash caused the first known in-flight aircraft engine failure, plus disrupted thousands of households for many months. The devastation spurred efforts to understand the power and awe of those moments, and to communicat

NOW SHOWING! Our newest IMAX® film is Volcanoes: The Fires of Creation, a tale of science, culture, and thrilling adventure. With intrepid explorer Carsten Peter, dodge boulders at the edge of an active volcano in Indonesia, descend to a lava lake in Vanuatu and visit the incredible mineral deposit fields in Ethiopia. Travel across the globe to see the archaeological ghost town of Pompeii and witness the devastating effects of the recent Kilauea eruption in Hawaii. | The Franklin Institute

Follow camera men and volcanologists who get dangerously close to volcanos and risk their lives to study and admire their beauty. Why do volcano eruptions happen and how bad do they get? | Spark

Keep hiking along the Naches Loop Trail, and you'll start to notice chunks of dark granite scattered throughout the green bedrock. Where did that magma come from, and how old is it compared to Mount Rainier? | Cascade PBS