Science & EnvironmentScientists detect new movement in Three Sisters volcanoesBy Cassandra Profita (OPB)Feb. 2, 2022 1 p.m.Measurements show tiny earthquakes and accelerating ground uplift but no sign of imminent eruption📨 Daily news in your inboxSign up today for OPB’s “First Look” – your daily guide to the most important news and culture stories from around the Northwest.EmailPlease leave this field blankSign up