Marrero, now 12, told Business Insider that she used the adaptive-learning app IXL to "learn new skills and refresh forgotten ones in language, math, and science." She was connected to IXL through ...
A research team led by SHI Xinghua from the National Center for Nanoscience and Technology of the Chinese Academy of Sciences, in collaboration with GAO Huajian's team from Tsinghua University, ...