Strange things are happening in the sky above the Arctic — and they’re freezing the U.S. in unexpected ways. A new study ...

One new study identifies a 17% increase in the destructive potential of the strongest nor’easters, while another bolsters ...

If you live in the northern United States or Canada, you’ve probably come to dread the phrase “polar vortex” when it’s uttered by a meteorologist during the winter months. Think brutally cold air, ...

Record-breaking temperatures seared the eastern US last month, leading to power emergencies across the region. The cause: an ...

Spring and summer 2025 have been marked by a noticeable pattern of weather whiplash. The weather has consistently swung from ...