Artificial intelligence breakthroughs promise unprecedented opportunity but also economic, political, and social disruption. Experts say AI needs oversight to ensure the changes it engenders are for …

Hydraulic fracturing has unlocked huge reserves of shale gas and oil, transforming the energy outlook in the United States and the world, even as local opposition and falling world prices threaten th…

With economic inequality at an all-time high, some U.S. presidential candidates are proposing dramatic shifts to the U.S. tax code. How have similar plans worked elsewhere in the world?

World powers continue to punish North Korea with economic sanctions, but the pressure has so far failed to push Pyongyang toward denuclearization.

China’s industrial policy is aimed at rapidly expanding its high-tech sectors and developing its advanced manufacturing base. The plan is seen as a threat by President Trump, and could escalate the trade war.