The backstory: Russian thistles, better known as tumbleweeds, arrived in South Dakota in the 1870s most likely via a shipment ...

Residents face new threats of mudslides and ‘toxic ash’ as rain hits Southern California - Seven fires are still raging ...

California officials warn of flood risks from rain after Trump adds conditions to LA disaster aid: Live updates - Seven fires ...

As widespread rain moves into Southern California, residents in the recent burn scar areas brace for mudslides, rockslides, ...