Every month has a colour and shape to me - and I'm not alone
August, for example, is orange, quite long and evenly shaped, while September is light blue and bends round a corner.
Interesting Engineering26 天
US engineers craft 3D shapes from single sheets to control light and sound path
Artificially engineered, metamaterials possess unique characteristics not observed ... this technique creates a network of interconnected shapes. These interconnected shapes, acting like hinges ...