Back home after his trip, he built this simple Temperature, Altitude and Pressure Display Device using a few off the shelf parts. Following a brief search, he zeroed in on the BMP 180 sensor ...
Many different factors affect the density of air. Most measurably, as altitude increases, air becomes less dense, decreasing atmospheric pressure. Standard altitude-pressure tables allow ...
Today’s high-tech spacesuit materials are a far cry from the cotton and rubber used by early high-altitude pilots. This story appears in the July 2019 issue of National Geographic magazine.
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