The Empire holds by far the most prisoners than any other country on earth, in both absolute numbers and per capita. Abby Martin explores the dark reality of America's prisons.

China, the world's leading contributor of climate-changing greenhouse gasses, is serious about addressing its air pollution problem. Efforts are well on their way, both at the national and the local level, to reduce the country's pollution, and these efforts have implications far beyond the country's borders.

Each year, the world's greatest innovators and inventors gather for the Edison Awards to celebrate "game-changing" developments in technology, engineering, marketing, and design. Here are just some of the innovations that are already transforming our world.

Researchers at the University of Minnesota have created a new transparent, conductive material. This material could revolutionize how we build electronic devices and solar cells.