Quote:
Originally Posted by ONEDUNME
In theory, it's impossible for a humming bird to flap its wings fast enough to enable it to fly.
Just shows what the "experts" know.
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I've read the same about bumble bees. Physics will come up with the answer at some point.
Aeroplanes cannot fly without lift. Lift is generated by air moving under the wings. A 'plane on a rolling road will generate no lift, therefore will not fly.
Anything else anyone would like to know?:groucho