A new video shows two Tesla Optimus humanoid robots performing synchronized dance movements, highlighting major progress in balance control, joint precision, and motion planning. The smooth, coordinated steps suggest rapid improvements in humanoid robot agility as Tesla continues developing Optimus for real-world tasks in homes, factories, and public environments. [Robots, Tesla] #ETTechNow | ET NOW

Charlotte, a spider-like 3D printing robot, was developed jointly by Australian companies Crest Robotics and Earthbuilt Technology. Developers said the robot can help make construction cheaper and carbon-free with its ability to utilize local materials. | CNN

A viral video from China shows a humanoid robot doing flawless kung fu steps, leaving people amazed at how closely it mimics a trained martial artist and raising fresh buzz about the future of tech. #ETTrendingNow | ET NOW