Ubtech Robotics' new Walker S2 humanoid robot changes its own battery in a demo video designed to showcase how autonomous battery swapping could let robots work 24/7 without interruption. Jesse Orrall ...

Build your own DIY Boat-Bot — a floating robot that sails across water using a small motor and battery! 🚤🤖 This fun and easy science project is perfect for kids, school exhibitions, or STEM learning ...