Savior of many a cramped pair of legs, the jet stream is well known for lopping roughly an hour off long haul west-to-east flights. But it's working especially hard for travelers in economy class ...

A tornado outbreak has left at least six people dead and caused significant damage as severe weather moved from the South to the Midwest.

Tree-ring data reveal that periodic shifts in strong winds high above the Earth's surface have driven opposite climates in different parts of Europe for the past 700 years and likely much longer, ...