Source One of the problems that we will have to face sooner rather than later is that of procuring food for a population that, not only continues to grow, but will also be concentrated in megacities. By

Researchers at the University of Buffalo, New York and Chinese Academy of Sciences (CAS) of the United States made a metallic tab. This tab will be associated with the human body. In the report of IANS,

Propaganda Film Logo A look at the modern era of technology starting with the telegraph, printing press and camera leading quickly to the age of film, mass media, space exploration and time travel. Project