A doctoral scholar has confirmed that the cross-polar jet, a widely known wind within the higher ambiance, typically inexplicably stops or is deflected or reversed when it reaches the area above Alaska. The discovering upends earlier understanding.

A marathon in northwest China's Gansu Province has changed into a combat for survival after hail, freezing rain and robust winds lashed a high-altitude stage of the race, leaving at the very least 20 folks useless, with one nonetheless lacking. ...