Evaporative Cooling in the Ancient World
Under the hot Middle Eastern sun, an Egyptian slave fills a clay pot with cold water from the River Nile and brings it into his mistress’ home.
Three Fabulous Uses for February Snow
While December snow is imbued with holiday magic, and January snow is apropos for winter, February snow feels dreary and endless.
Passive Solar Design for Winter Heat
When we think of solar energy at home, solar panels come to mind. But what happens when October arrives, the days shorten and the temperature drops?
6 Fun Facts about Air
Life’s sweet. Did you know that one cubic foot of air weighs a quarter cup of sugar?
