The Earth’s jet streams play a fundamental role in the speed and direction of weather systems across the world. This means that they are crucial for understanding extreme weather events and how they ...

When it comes to extreme weather events, the jet stream has had a lot to answer for recently. The ribbons of high-altitude winds played an important role in the recent week-long spell of hot ...

Tom has a Master's degree in Journalism. His editorial work covers anything from archaeology and the environment to technology and culture. Tom has a Master's degree in Journalism. His editorial work ...

Summer 2024 was officially the Northern Hemisphere’s hottest on record. In the United States, fierce heat waves seemed to hit somewhere almost every day. Overall, the global average temperature was ...

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 ...

The summer of 2025 brought unprecedented flash flooding across the U.S., with the central and eastern regions hit particularly hard. These storms claimed hundreds of lives across Texas, Kentucky and ...

Add Yahoo as a preferred source to see more of our stories on Google. Summer 2024 was officially the Northern Hemisphere’s hottest on record. In the United States, fierce heat waves seemed to hit ...

Meteorologists often blame unusual weather events on the movements of a jet stream, not to be confused with the similarly active Gulf Stream. Learn the key differences between the two before the next ...