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Radio Astronomy Celebration with Doc Ewen & Ed Purcell
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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
It's been 70 years in the making .... Space: The Final Frontier
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Updated website with more detail. https://about.me/paase #astronomy #astrophysics #physics #harvarduniversity #spaceexploration
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Space: The Final Frontier
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Space The Final Frontier By David K. Ewen, M.Ed. ISBN: 9798677880025 Imprint: Ewen Prime Company Copyright (c) 2020, Ewen Prime Company All rights reserved. No part of this publication may be reproduced, distributed, or transmitted in any form or by any means, including photocopying, recording, or other electronic or mechanical methods, without the prior written permission of the publisher, except in the case of brief quotations embodied in critical reviews and certain other noncommercial uses permitted by copyright law. For permission requests, write to the publisher, addressed “ Attention: Permissions Coordinator ,” at the address PAASEinst@gmail.com Content 1. In memory 2. Extract 3. Dedication & Thanks 4. Purpose 5. Premise 6. Prologue 7. Introduction 8. When It Happened 9. Beyond Harvard University 10. Early years of Edward M. Purcell, Ph.D. 11. Early years of Harol