Tad Cook, K7RA, Seattle, reports: On April 12, new sunspot group AR2814 appeared following 5 days of no sunspots. Daily sunspot numbers on the next 4 days were 16, 16, 17, and 22, taking the average daily sunspot number for the April 8-14 reporting week from 6.4 last week to 7. The April 15 sunspot number of 22 was not included in this average. So far in 2021, 39% of the days had no sunspots.Ge...
The Huntington Library, Art Museum, and Botanical Gardens in San Marino, California, has acquired an archive of papers and correspondence to, from, and about wireless pioneer and Nobel laureate Guglielmo Marconi. Among the more than 200 pages of correspondence are 31 letters from Marconi to his chief engineer, Richard Vyvyan, written between 1902 and 1909, regarding the construction and success...
A 5-year, $9.3 million National Science Foundation (NSF) grant will allow the University of Alaska Fairbanks (UAF) Geophysical Institute to establish a new research observatory at the High-frequency Active Auroral Research Program (HAARP). A former military facility, HAARP is now operated by UAF and is home to HAARP Amateur Radio Club’s KL7ERP. The new Subauroral Geophysical Observatory for Spa...
