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In 1946, the U.S. Army sent a radar pulse toward the Moon; its echo returned 2.5 seconds later and proved - The Times of IndiaThe Times of India · Sat, 08 Aug 2026 11:10:00 GMTHelping state’s elderly deal with extreme weather the focus of latest free Project ECHO seminars hosted by OHIO’s Voinovich School - Ohio UniversityOhio University · Fri, 07 Aug 2026 07:00:00 GMTBridging the gap: Project ECHO releases seven-year report on rural health impact - The Pennsylvania State UniversityThe Pennsylvania State University · Fri, 31 Jul 2026 13:04:36 GMTWildfire prevention program planned for area near Echo Trail delayed by funding cuts, former district ranger says - cbsnews.comcbsnews.com · Tue, 28 Jul 2026 07:00:00 GMT