An curved arrow pointing right. This artist uses transparency film to make drawings look like they are moving. By moving the plastic across the top of a picture, you only see one in four lines at ...

A research team developed a transparent radiative cooling film featuring a perforated structure resembling an insect screen, ...

First, the mirrored image is printed onto a piece of transparency film with a laser printer. Then, once the 3D printer has laid down the first layer of the object, you align the transparency over ...