According to Physics World, scientists have finally cracked the mystery of the Venus flytrap's lightning-fast snap. Researchers long believed the plant relied on rapid water transport between cells to trigger closure—but new research overturns that theory. The secret isn't hydraulic at all: it's the plant's cell walls themselves, which soften with astonishing speed to initiate the trap's dramatic shutdown. It's a reminder that nature's most elegant mechanical solutions often hide in the structural details we overlook.

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