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Vegetables are good for your health, but now there's a whole new way that one veggie could help your heart: Spinach leaves can be used as a scaffold for beating human heart cells, a new study finds.
About a million years before steak tartare came into fashion, Europe's earliest humans were eating raw meat and uncooked plants. But their raw cuisine wasn't a trendy diet; rather, they had yet to use fire for cooking, a new study finds.
These structures can imitate the way in which orchids, calla lilies and other plants bend and twist. This technology could one day help scientists heal wounds or be used in developing robotic surgical tools.