The Cahier line that mimics the Field Notes style is a pretty stiff bit of cardboard and the stitch style means it doesn’t fold ... paper. On their popular models, including all the pocket ...

Fold the paper in half lengthwise ... It might take a little work, but the excess paper will fit neatly inside the pocket in the body of the “ball.” Now, choose an opponent, learn the rules ...

Bioengineer Manu Prakash and his team at Stanford University have designed a light microscope that not only fits in your pocket but costs ... It turns out people can fold paper quite accurately ...