The most famous packing problem concerns spheres. In 1611, the astronomer Johannes Kepler proposed that the densest way to ...

To find the best belts for women, InStyle fashion editors tested out top styles and interviewed expert stylists about how to ...

We use this model to deduce the optimal frame size. The optimal frame size for different RFID systems is derived numerically. The principle to select the optimal frame size is given, which is verified ...