A new training interface allows a robot to learn a task in several different ways. This increased training flexibility could help more people interact with and teach robots — and may also enable robots to learn a wider set of skills.

…The interface is in the form of a handheld, sensor-equipped tool that can attach to many common collaborative robotic arms. A person can use the attachment to teach a robot to carry out a task by remotely controlling the robot, physically manipulating it, or demonstrating the task themselves…