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Scientific American

October 1, 1989

1 min read

The Amateur Scientist, October 1989

How to build a Hele-Shaw cell and watch bubbles Playing tag in a viscous fluid

By Jearl Walker

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This article was originally published with the title “The Amateur Scientist” in Scientific American Magazine Vol. 261 No. 4 (October 1989), p. 116
doi:10.1038/scientificamerican1089-116

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