Cities across the U.S. are combining art with shade to shield people from rising temperatures and educate them about our warming world.

AUSTIN (KXAN) — The air continues drying out thanks to a northerly breeze after Wednesday’s cold front. The drier air, clear skies and light wind tonight will allow temperatures to drop much cooler by ...

For example, when the air temperature is 115 F (46.1 C) and the relative humidity is 30%, the wet-bulb temperature is only about 87 F (30.5 C). But when the air temperature is 102 F (38.9 C) and the ...