It's Friday, which means it's time to whip a handmade origami star at your cubicle ... a simple piece of paper into a four-point ninja (shuriken) star. Looks like another good way to entertain ...

The team has now given its bacteria-powered device a boost, tweaking the design to resemble an origami ninja star and upping the power density in the process. Researchers at the Binghamton ...

A new disposable battery that folds like an origami ninja star could ... The new design folds into a star with one inlet at its center and the electrical contacts at the points of each side.

choi_origamiChoi previously developed a paper-based origami battery. The first design, shaped like a matchbook, stacked four modules together. The ninja ... folds into a star with one inlet at its ...