Governments and companies are embracing new emissions-reducing technologies that pull carbon dioxide out of the atmosphere. But it is uncertain whether this can work at the scale and in the time nece…

The president’s first national security strategy eloquently sums up the U.S. role in the world and what should be done to defend it, but much of the document is at odds with what the president himsel…

Reports that China has stepped up efforts to gain influence in foreign political systems have sparked concern in Australia, New Zealand, and other states amid signs that the campaign may be shaping d…

With the United States likely to pull back on global health funding, the World Health Organization, under its new director-general, will need to undertake serious structural and administrative change…