Submitted by houstoncouchguy t3_zo1kle in askscience
Wrangler444 t1_j0nf7us wrote
Reply to comment by wattnurt in Geckos use Van Der Waals forces to stick to walls, but how do they let go? by houstoncouchguy
Nah, definitely works like a lever. Put a pull retrieval magnet flat on a metal plane and pull straight back on a rope, then lift it by levering, no contest. W = f x d. Many times the force will be required to pull straight back from the middle
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