TOKUSHIMA -- "Here it comes from that valley. There it is. Isn't that low? Wow!" With a woman's exclamation, a fighter jet roars into view over mounta・・・ ...
The jet stream is like a river of west-to-east winds in the upper atmosphere. Airplanes use it like a highway.
A strengthened jet stream is driving severe weather towards the UK later this week, with strong winds of up to 90mph forecast ...