Heatwave HQ is the premier source for information on heatwaves, those swirly columns of warm, shimmering air that appear on hot summer days.
Heatwaves are columns of air that shimmer and dance in the distance, like a chorus line of heat-swaying sirens. They're a natural wonder, but also a bit of a nuisance, especially when they block your view of the beach.
But don't worry, we've got the scoop: What is a heatwave?
And for the science buffs out there, check out: The scientific explanation of heatwaves