Original video: https://youtu.be/O7b51Ygw8F0 Published on: 27 October 2025 This video demonstrates a novel technical innovation for measuring the extremely weak (sub-milliNewton) forces applied by freely moving plant organs, such as a growing shoot, as they interact with their environment. Unlike traditional methods that require tethering the plant to a sensor, this system uses a modular, camera-based setup to track the three-dimensional deflection of a pendulum rod (the obst