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Self-oscillating gels

Video: Melanie Gonick; additional footage: Irene Chen

Self-oscillating gels are materials that continuously change back and forth between different states — such as color or size — without provocation from external stimuli. These changes are caused by the Belousov-Zhabotinsky chemical reaction, which was discovered during the 1950s.

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Graduate student winners (from top left): Marcus Parrish (first place); Anthony Soltis and Fabio Caiazzo (second-place tie); and Bridget Wall and Jun Jie Ian Tay (third-place tie). Postdoctoral scholar winners (from bottom left): Bogdan Fedeles (first place); Zachary Nagel (second place); and Nicole M. Iverson and Stephanie E. Woods (third-place tie).

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