How Everything Works on Instagram: "Blood types are determined by molecules called antigens that sit on the surface of red blood cells. These act as identification markers, helping the immune system recognize which cells belong in the body. The main system for classifying blood is the ABO system, which divides blood into four groups: A, B, AB, and O. Type A has A antigens, type B has B antigens, type AB has both, and type O has neither. Another key component is the Rh factor, which indicates whe

Humanoid robots showed off rescue skills, dance moves and household tasks at Tokyo’s 2025 International Robot Exhibition, where developers from Japan and China highlighted rapid software gains and future uses in disaster zones and daily life. | Reuters

A robot set a new Guinness World Record for the longest distance walked by a humanoid machine, walking over 66 miles over the course of three days. | ABC News Live

China has unveiled it's latest full-size, high-performance humanoid robot, the T800, on December 2. From breakthrough batteries to real-world applications, the new model highlights China's rapid progress in robotics and its drive toward an intelligent, automated future. | CGTN