The most dangerous heat waves are not just hot; they are stubborn. A stretch of extreme temperature becomes deadly when it refuses to move on, baking the same region day after day. Behind that ...

Europe fastest-warming continent faces record heatwaves as Greenland meltwater cools a North Atlantic cold blob, deflecting ...

A persistent kink or shift in the jet stream can trap warm air over Europe and lead to heatwaves lasting two weeks or more. Recognising this could help improve forecasting of prolonged hot spells.