Historic Day - A great day to celebrate in #astronomy and #physics that first started at #HarvardUniversity - We present this free #Kindle #ebook gift to celebrate https://www.amazon.com/dp/B08GJ7S8K8
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Radio Astronomy Celebration with Doc Ewen & Ed Purcell
My message today is one of thanks and humble gratitude. Many people from Harvard University, National Radio Astronomy Observatory, Green Bank Observatory, and others have been instrumental in support, advice, guidance, and most importantly encouragement. [ Avi, Jim, Ken, Whitham, and many others ... Thank you !] It was 70 years ago that Harold "Doc" Ewen, Ph.D. (my father) with his Harvard University thesis advisor Ed Purcell, Ph.D., on March 25, 1951, had a defining impact in a specific field of science. It was the first observation and detection of neutral interstellar hydrogen. What has and continues to follow is tremendous growth not imaginable back in 1951. And now it is time to celebrate and give proper recognition as we near a special day, Thursday, March 25, 2021. It was in August of 2019 when I had been working with a research scientist in Moscow, Russia on international communications. We had thought that scientific events in history should be remembered. We