Scientists are increasingly concerned about the ways extreme heat and air pollution are linked. By Christina Kelso Hello from life under the heat dome. Tens of millions of people across the United ...

Alexia Rangel recalled sweating as she rang up customer orders at a Taco Bell in Alhambra during an early August heat wave. The air conditioning wasn’t working, she and fellow workers said, and heat ...

If it feels as if it's getting hotter, it may have something to do with where you live. While talk of warmer temperatures often centers on climate change and trapped greenhouse gases from fossil fuels ...

Hot weather influences aircraft performance. We asked experts what it means for safety. Credit...Matt York/Associated Press Supported by By Rebecca Dzombak The extreme heat caused by climate change is ...