10/27/2015: It’s not a riddle, it’s physics: Some materials are solids, some are liquids. But some, like ketchup and fire ants, have properties of both.
Learn more on HowStuffWorks NOW: http://now.howstuffworks.com/2015/10/28/our-future-could-be-built-ants
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VIDEO CLIPS:
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SOURCES LIST:
http://www.news.gatech.edu/2015/10/26/ants-both-solid-and-liquid
http://www.nature.com/nmat/journal/vaop/ncurrent/full/nmat4450.html
http://www.mate.tue.nl/~wyss/files/Wyss_GIT_Lab_J_2007.pdf
http://www.sciencedirect.com/science/article/pii/S0260877405001688
How are fire ants like ketchup? It’s all in how they flow. | HowStuffWorks NOW
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