north-americain
- Cars
Chemical-Powered Cars Square Off
6.18.2009 at 11:07pm - Comment by north-americainwhatever matter of fact could you do a train with multiple turbo reactor, reacted hydrogene propulsor,with no toxic emissions fumes,mercure or else,it will be high speed phenomenal power,the double rocket hydrogene of the space shuttle prove it,could be a.. way of locomotion for the future..ecologic dream.with low level of vapor fume.
- Technology
Dread Zeppelin: The Army's New Surveillance Blimp
Since the airship glory days of the early part of the century, blimps have certainly lost some of their cachet, relegated to hovering over sporting events and not much else. However, the Army is about to test launch an unmanned hybrid airship to be used for surveillance missions in Afghanistan.
6.11.2009 at 12:13pm - Comment by north-americainCouldt in the same use of hydrogene use it to make working reactor stato-reactor to make fly plane civil one or militairy or tranportation passengers to fly not floating like zepplin ,same conceptuation for boat or trains , the double rocket propulser of the shuttle prove the high combustion ,the energy kilojoule,the power of take off vehicule,the gas couldt work on plane boat or train with no ges emmission....only vapor water
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December 2009: Best of What's New
In our December issue, Popular Science names the 100 best innovations of the year: bombproof wallpaper, self-parking cars, the fastest helicopter, and 97 more. Plus inventor profiles and videos.
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