Tens of millions of people are in the path of a major winter storm. Federal cuts threaten efforts to understand the causes of such weather.

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 ...

A severe winter storm that brought crippling freezing rain, sleet and snow to a large part of the U.S. in late January 2026 ...

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 ...

Jet streams are often referred to as the "motor" of global weather: High-altitude wind currents steer areas of high and low pressure, playing a crucial role in shaping our weather. However, how these ...

There’s some evidence that the jet stream is weakening as the Arctic warms. And the Arctic is warming up nearly four times ...

The frigid stream of air that plunged down into the Central U.S. this week is breaking cold records from South Dakota to Texas, with temperatures in the single digits setting records in many locations ...

Britain’s cooler weather in early July was due to atmospheric conditions, not changes in the Earth’s orbit or tilt, as some social media users claimed. Britain experienced slightly below-average ...

Editor’s note: “Behind the News” is the product of Sun staff assisted by the Sun’s AI lab, which includes a variety of tools such as Anthropic’s Claude, Perplexity AI, Google Gemini and ChatGPT. A ...

LANSING, Mich. (WLNS) — You’ve probably heard meteorologists talking about the jet stream in the fall and winter months as it can be used as a tool to forecast temperature changes and even the type of ...