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Rooftop air conditioning units, midtown, Manhattan. Imagery Google Maps, ©2019 Bluesky, Maxar Technologies, Sanborn, USDA Farm Service Agency, Map data ©2019

A hot day in New York City

People who were there will remember Saturday, July 20, 2019, as a really hot day in New York City. Although it was not the hottest day on record, the temperature at Kennedy airport reached 96ºF (36ºC). On the street at Union Square in Manhattan, a large thermometer (known as BAT, the “Big-Ass Thermometer”) registered a murderous 110ºF.… Read the rest “Is Air Conditioning Going to Become Futile?”

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Early Press. Accreditation: Daniel Chodowiecki [Public domain]

This post is something original, in that it’s not original: it’s a link to an intriguing article published a few years ago, which came to my attention on Flipboard. The article was published in 2013 in The Atlantic, and was a compilation of the 50 “innovations that have done the most to shape the nature of modern life”(since the wheel). I sent emails which included an abridged version of the article to a number of people.… Read the rest “The Greatest Innovations and Breakthroughs”