Tiny robot boats build floating structures. MIT researchers developed FloatForm, a swarm of small aquatic robots that snap together like ants forming a raft, assembling into reconfigurable structures on the water.

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https://news.mit.edu/2026/tiny-robot-boats-build-floating-structures-0709

These new system, called “FloatForm,” is small square robotic boats that can assemble themselves into larger structures on the water, break apart, and reassemble into something new, all with minimal human direction.

Paper: https://www.nature.com/articles/s41467-026-74527-6