Scientists say a closely watched atmospheric pattern — the jet stream — is behind both the Canadian wildfires and the scorching heat in Texas, raising questions about how it shapes extreme weather ...

Tree-ring data reveal that periodic shifts in strong winds high above the Earth's surface have driven opposite climates in different parts of Europe for the past 700 years and likely much longer, ...

The shifting jet stream has magnified wildfires and plagues. What’s next? When the bubonic plague reached England in the summer of 1348 — spread by fleas, lice, or infected humans, according to the ...