The federal agency tasked with weather forecasting and research has played a growing role in climate policy, but also faced controversy during the Trump administration. What does NOAA do?

Russia’s Wagner Group has intervened in the affairs of several African countries, providing military and security support while expanding Moscow’s influence across the continent.

The United States and South Korea are marking their seventy-year alliance with a state visit amid tighter defense collaboration. But the alliance “forged in blood” should now evolve to be powered by chips, batteries, and clean technology.

Russia’s threat to deploy tactical nuclear weapons in Belarus has raised the specter of a new nuclear standoff with the United States and its allies in Europe. It also draws new attention to how such…