Researchers at the Cornell University have taken inspiration from nature and tried to imitate the swaying of tree branches. So what is the difference between natural swaying of trees and energy-harvesting tree created by Cornell University researchers? The flapping









The grid's flow of data is supposed to improve energy delivery but must be protected from hackers' prying eyes. Unlike the traditional power grid, a "smart" grid is designed to accommodate a two-way flow of both electricity and data. This creates great

