As the world's climate warms, the rise in the number of hot days is widely expected. But a new study, published this week in Nature Geoscience, reveals a troubling trend: not only are heatwaves ...

When higher-latitude, and thus cooler, regions that haven’t prepared for health-threatening high temperatures endure waves of unusual heat, they become obvious examples of heat stress brought on by a ...

The extreme heat wave that has enveloped Spain and Portugal and is spreading to the north and east is just the latest such event in Western Europe, which now experiences periods of potentially lethal ...