It is inspiring to discover technology related to tribology throughout the history of mankind.This paper describes sketches produced by da Vinci in the 15th Apparel century corresponding to modern bearings and notable tribological achievements in Japan from ancient times.Explained herein are a project to construct bearing models based on da Vinci&r

Over the years women have won many fights during their road to emancipation.One of the main victories took place in the last decade when politics have become a won battle to the feminist representants.After more and more women began to occupy key positions in politics, administration, or the private environment, researchers were interested in the w

Doors Energy harvesting refers to energy-supply guaranteed solutions in Internet of Things for functional maintenance, because network nodes can absorb energy from surrounding environments.However, once the environment turns into a harsh condition (e.g., desert, ocean, or battlefield), the design of a robust network model must take into account two