High-powered satellites use electromagnetic waveguides to deliver energy from one component to another. Typically, they are made of heavy, inflexible metal tubes with an even heavier flange on either ...

1. Take a rectangular origami paper and fold it in half. 2. Then fold it partially, to make a crease on top. 3. Fold the two upper corners to form a triangle. 4. Now fold both the bottom layers of the ...