Kobelco Construction Machinery Co. has developed what it claims to be the world's tallest demolition machine (in handout photo) with an arm able to reach a point 65 meters above the base. Kobelco said it has applied for the machine to be registered in the Guinness Book of World Records, saying it is 15 meters taller than the Tokyo-based company's earlier model of the same type of machine. (Kyodo)