@biden_worldnewsNorthwestern University researchers created a drone that is nearly invisible from a distance. It spins quickly in the air, making it hard to spot unless you are searching for it.
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Northwestern invisible spinning drone
@biden_worldnews 的照片· Jul 19, 2026· 第 1 张照片（共 2 张）· News
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The focus is a potted peace lily plant. The plant has lush green leaves and several white flowers. A blurry, circular object is in the center of the frame, obscuring some of the leaves and flowers. The mood is natural and domestic. The white woven pot is a notable detail.
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