Theo Jansen is a Dutch artist who figured out how to make sculptures... alive. But instead of motors, he uses wind; instead of muscles, plastic tubes; and instead of code, calculation and a little bit of magic. His creations are called strandbeesten, or “beach beasts.” They move across the sand, obeying only the force of the wind—no batteries, no electronics, and no internet.

The secret of these creatures lies in kinetics and a material as light as a sea breeze: plastic pipes, fabric, sometimes bottles and plumbing caps. They look like the skeleton of a prehistoric reptile. In motion, they have a remarkable grace. Since 1990, Jansen has been building these creatures every summer. They are born, roam the shore, and then go to a kind of archive, where the full history of their evolution is kept.

The beach beasts have become known around the world: they are exhibited in museums, featured in films, and inspire engineers and designers. Behind all this lies a real exploration of the boundaries between art, engineering, and nature. Jansen dreams of one day creating a “perfect beast” that could survive on the beach on its own, indefinitely, without needing a human. No water, no food, no operating instructions—only wind and the laws of physics.