Jan. 3 (UPI) --Scientists have developed a small shape-changing sheet that contorts in reaction to chemical catalysts. The microfluidic sheet can form 3D shapes and move autonomously in a ...

High “spatial ability” in adolescence, including the capacity to visualize 3D objects from 2D patterns, is a statistically significant predictor of later creativity in science and technology, says a ...

Orthographic projections have a set of standard lines to show different aspects of the diagram. These lines allow complex shapes to be drawn simply in 2D. In third angle, what you see from the right ...