

Ancient HVAC, Part II: Cooling Ancient Rome
According to The Old Farmer’s Almanac, the approaching Dogs Days of summer cover the span of 40 days between July 3rd and August 11th.* Chances are good you’ve always assumed this period was referred to as the “Dog Days” because any hound worth her salt can be found chilling in a cool, shady corner until the swelter has passed. But it turns out there’s more to it… Assuming you live in a northern latitude, step outside at dawn this time of year and just above the horizon you c