The deadliest landslide in U.S. history claimed 43 lives and destroyed 49 homes in under five minutes on March 22, 2014. For months, rescuers searched the mud near Oso, under the constant whirring ...

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Friday is a day many will ask, where were you 10 years ago when the deadliest landslide in U.S. history happened? The Oso community in Snohomish County is preparing to mark the somber anniversary.

It was the terrifying sound of what would become the United States' deadliest landslide in decades ... geologists are tracing the geological history of Oso to explain why the site was so unstable.

Why is Christian Science in our name? Our name is about honesty. The Monitor is owned by The Christian Science Church, and we’ve always been transparent about that. The Church publishes the ...

A NASA satellite has captured images of Oso, Wash. before and after the devastating mudslide that killed at least 25 people. The image on the left shows Oso on Jan. 18, and the image on the right ...

It was the terrifying sound of what would become the United States' deadliest landslide in decades ... geologists are tracing the geological history of Oso to explain why the site was so unstable.