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What's this flying object?


21st Century Airships has been testing and perfecting this ball-like blimp since the mid-1990s. How is it better than traditional blimps? The Canadian company says the round shape makes the craft easier to maneuver. A hybrid electric system turns large and slow propellers, allowing the blimp to travel at higher altitudes and for longer durations. The blimp is even designed to land on and take off from water! Like the classic models, this airship will be used for advertising and sightseeing. But the company also aims higher: They hope unmanned versions will someday hover 13 miles above ground to work as satellites, beaming signals for wireless technology. Check out
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Title Annotation:Activities & Oddities; 21st Century Airships blimp
Publication:Science World
Article Type:Brief Article
Geographic Code:1CANA
Date:Sep 22, 2003
Previous Article:Science in the news.
Next Article:Eureka!

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