For 12 years, scientists thought they knew how much extreme heat human bodies could cope with. New research shows how wrong ...

Heatwaves and summer dehydration could silently trigger liver damage. Read the article to understand how rising temperatures ...

As Japan continues to roast in sweltering summer heat, teachers and administrators nationwide are fighting to keep children cool at school—and safe from potentially lethal heatstroke—while ...

but the heat can be dangerous early in the season. But unlike a summer heat wave, these high temperatures won’t last long. Much of the West is expected to swing back to below-average ...

A forecast of a mini heatwave of up to 22C has sparked a "dangerous" police warning as Brits consider cooling off in open ...