Tornadoes, winter storms and even hurricanes - chances are you've heard at least one of those phenomena mentioned in the same sentence with the jet stream. The basic trough and ridge pattern of a jet ...

Climate scientists have long watched the jet stream with fascination and growing concern. These rivers of air racing across our planet at altitudes of roughly 5-9 miles dictate much of our day-to-day ...

The polar jet stream is a high altitude air current, flowing at elevations between 8 and 12 kilometers, that moves at very high speeds across the Northern Hemisphere. Its role is to separate cold air ...