For artists the animated GIF is a format to experiment with movement in graphic design, photography, painting, drawing, etc.

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But a vibrant American peace movement must also, at least, respect the experiment that is this country.

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But Mr Broadbent pulls together some striking evidence in support, including this wild and wacky chart (below) which looks like an electrical experiment gone wrong, but actually shows the movement of output across 81 sectors of the economy since the late 1990s.

BBC: The UK productivity puzzle (cont'd)

He decided to experiment with it, and he made a small movement with his fingers.

NEWYORKER: Among Animals and Plants

Scientists remain unsure as to why glaciers speed up their movement in the summer months and it is hoped that the rubber ducks -- labeled with the words "science experiment" and "reward" in three languages, along with an email address -- will shed some light on the phenomenon.

CNN: Rubber ducks aid NASA study