As the world rapidly grows more urban, city leaders are turning to a new form of voluntary, locally oriented diplomacy to coordinate with their global peers on sustainable development, infrastructure…

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…

Grueling work, financial stress, and shifting values are pushing too many of the navy’s nuclear personnel out of the service. Here’s how it can turn things around.

The advanced U.S. fighter aircraft will mark a significant upgrade to Ukraine’s air force, but their impact on the war with Russia will hinge on several factors.

Japanese Prime Minister Kishida Fumio’s Washington summit on April 11 comes at a time of deepening security cooperation as well as some challenges to economic ties.

The death toll from the Israel-Hamas war continues to mount, with no lasting settlement in sight. Meanwhile, concerns about humanitarian catastrophe and regional violence are spreading.