Venus Flytrap's Quick Closure Linked to Cell Wall Changes
WHO:
Nature - The research team includes scientists studying the Venus flytrap (Dionaea muscipula).
Nature - Simon Poppinga, a biomechanics researcher and director of the botanical garden at the Technical University of Darmstadt in Germany, commented on the research.
WHAT:
Phys.org - The Venus flytrap releases a fruity nectar scent to attract flies and other insects.
Gizmodo - The researchers found that the Venus flytrap's closing action begins with a rapid softening of the cell walls lining its outer epidermis, which occurs in about one second.
Nature - The study published in Science establishes the Venus flytrap as a key model for fast plant signaling and a powerful system to study dynamic cell wall mechanics.
Phys.org - The Venus flytrap captures prey by closing its leaves rapidly without moving.
Nature - The Venus flytrap can close in less than a second.
Nature - The study reports that cells on the outer surface of the hinged leaf soften after an insect crawls into the trap, allowing the leaf to change shape and close.
Nature - The study published in Science reveals that the softening of cell walls occurs at a pace not previously observed in plants.
WHERE:
Nature - The research was conducted at a laboratory, though specific location details are not provided.
WHEN:
Nature - The study was reported in Science, but no specific publication date is provided.
WHY:
Gizmodo - The findings could lead to new avenues of robotics research, particularly in designing soft robots that can move without muscles.
Nature - Understanding the rapid closure mechanism of the Venus flytrap could help scientists learn more about basic plant processes and inspire the design of soft robots.
HOW:
Gizmodo - The researchers observed that water moved too slowly across cells during the initial closing of the plant’s lobes, indicating that the main driver of the action is the rapid softening of the epidermal cell wall.
Nature - The mechanism involves the softening of the rigid outer walls of the cells, allowing for a rapid change in shape.
Nature - Previous studies indicated that an electrical impulse is triggered when insects stimulate hairs in the plant’s mouth, leading to the closure of the trap.
Nature - The study discusses two theories regarding the closure mechanism: one involving rapid water movement and another involving sudden softening of the outer epidermal cells.
(UPDATED June 12, 2026 21:31 UTC)
Researchers have discovered that the Venus flytrap emits a fruity nectar scent to lure in flies and other insects, while its closing action is triggered by a rapid softening of the cell walls, occurring in just about one second. This study, published in Science, positions the Venus flytrap as a crucial model for understanding fast plant signaling and dynamic cell wall mechanics, which could pave the way for advancements in robotics, especially in creating soft robots that can move without muscles. The team found that water moves too slowly across cells during the plant's initial closing, highlighting that the quick softening of the epidermal cell wall is the primary force behind this fascinating mechanism.
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(UPDATED June 12, 2026 16:02 UTC)
A new study published in Science reveals fascinating insights into the Venus flytrap, showcasing how this remarkable plant captures prey by rapidly closing its leaves in less than a second. Researchers, including Simon Poppinga from the Technical University of Darmstadt, found that when an insect crawls into the trap, the outer cell walls soften, allowing for a swift change in shape that has not been previously observed in plants. This understanding of the rapid closure mechanism could not only deepen our knowledge of basic plant processes but also inspire innovations in the design of soft robots.