In between 2D and 3D, there is space—space that humans can understand visually and can often communicate gesturally but challenging for pen and paper. The Korea Advanced Institute of Science and Technology (KAIST) has revealed the work they’ve done to enable 3D sketching that takes advantage of people’s spatial understanding. Researchers Bae Seok-Hyung, Kim Yongkwan, Sang-Gyun An, Joon Hyub Lee ...