VIENTIANE: Nam Theun 2, one of Laos’ most significant hydropower projects in Laos, is expected to generate approximately US$2 billion to the government of Laos over the 25-year concession period.

Every week, Rajesh PN Rao, a computer scientist, gets emails from people claiming they've cracked an ancient script that has stumped scholars for generations. These self-proclaimed codebreakers ...