AI & Robotics on Instagram: "A team of researchers from Ajou University, UC Berkeley, and Georgia Tech has created Rhagobot, a tiny aquatic robot modeled after the water strider insect that can glide effortlessly across the surface of water. 🌊🤖 The robot uses fan-shaped legs lined with 21 artificial hairs that unfurl in just 0.01 seconds, generating thrust through surface tension and elasticity instead of muscles, giving it precise speed and control. In tests, Rhagobot outperformed earlier wat