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FLOWER POWER

These 4D-printed, shape-shifting flowers might one day save your life

By Jacob Templin

Researchers at the Wyss Institute for Biologically Inspired Engineering at Harvard University have printed flower-like objects that can change shape when added to water. The process is referred to as 4D printing, with time being the fourth dimension. The material they use could lead to some major medical advances. Watch the video above to see how it’s done.