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Robotics

Submission + - Combined hovercraft and helicopter

An anonymous reader writes: Have British engineer Geoff Hatton brought us the best of two worlds with his UFO-looking machine? The US military thinks so and are investing in it.

The design is sturdy (as opposed to a helicopter) and can fly high (as opposed to a hovercraft). It is based on the "Coanda Effect" ( http://en.wikipedia.org/wiki/Coanda_Effect ).

http://www.dailymail.co.uk/pages/live/articles/tec hnology/technology.html?in_article_id=447317

We warn the reader in advance that the proof presented here depends on a clever but highly unmotivated trick. -- Howard Anton, "Elementary Linear Algebra"

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