Originally posted by the Voice of America. Voice of America content is produced by the Voice of America, a United States federal government-sponsored entity, and is in the public domain. Queen Elizabeth, Duchess of Cambridge Encounter Robotic Arm at King's College by Reuters LONDON -- Britain's Queen Elizabeth and Kate, Duchess of Cambridge, opened a research centre at King's College university in London on Tuesday and the duchess gave a tentative handshake to a robotic arm. The pair opened Bush House, a newly converted suite of lecture theaters and teaching rooms at the university, and met students from the Centre for Robotics Research and Entrepreneurship Institute.