The United States of America, commonly known as the United States or America, is a country consisting of 50 states, a federal district, five major self-governing territories, and various possessions. Read More
No.12 seed Jessica Pegula of the United States marched in the Madrid Open semifinal after she defeated Sara Sorribes Tormo of Spain, 6-4, 6-2 on Wednesday. ...
World production industry, which is accelerating the shift to full automation of factories, requires precise control technology to make robots work to complete its mission. ...