Truveo Video Search: "1st Manned Sub-orbital Flight" Videoshttp://www.truveo.com/Video search results provided by Truveo.http://xml.truveo.com/images/truveo_rss.gifhttp://www.truveo.com/5037TruveoenCopyright (c) 2007 TRUVEO LLC. All rights reserved. 1st Manned Sub-orbital Flighthttp://xml.truveo.com/rd?i=689543997&a=rss&p=1&h=4b0cf2772127f6c:47f74cfd367598eec9a510ffedd03d0chttp://xml.truveo.com/rd?i=689543997&a=rss&p=1&h=4b0cf2772127f6c:47f74cfd367598eec9a510ffedd03d0c<img src="http://xml.truveo.com/th/h/4b0cf2772127f6c:47f74cfd367598eec9a510ffedd03d0c/p/0009/88/82/8882162918B7EBF1F5DC3B.jpg"><br>On August 12, 1960, President Eisenhower took part in a communication experiment via a space balloon named Echo 1. Learn how this all helped the Mercury Project.Mon, 11 May 2009 01:46:03 -0400TV GuideHistoryEntertainmentTV, Television