California-based exploration firm KoBold Metals, which uses artificial intelligence and machine learning to identify battery metal deposits, is investing $150 million to develop a copper mine in Zambia, the company announced at the U.S.-Africa Leaders Summit…

In South Korea's westernmost territory, soldiers outnumber residents, and you can see North Korea from almost every barbed wire-lined beach. Welcome to Baekryeong Island, a community on the front line. Far closer to the North Korean mainland than it is to…