A global surge in avian flu outbreaks in birds and some mammals is worrying poultry farmers, scientists, and health experts. The trend is provoking questions about the future of the disease and globa…

The sprawling U.S. water system is central to the nation’s economy, but chronic underinvestment, increasing demand, and the consequences of climate change have revealed the system’s weaknesses.  

Many UN agencies, programs, and missions receive crucial funding from the United States. The Trump administration sharply reduced funding to some UN agencies, but President Biden has largely reversed…

Russia has renewed its long-stalled push for unification with Belarus, using the country as a launchpad for its war against Ukraine and a hardening bulwark against NATO rivals to the west.

Ukraine’s Westward drift since independence has been countered by the sometimes violent tug of Russia, felt most recently with Putin’s 2022 invasion.

China is North Korea’s biggest trade partner and has leverage over Kim Jong-un’s regime, yet its policies focus more on border stability than nuclear threat.

Beijing has tightened its grip on Hong Kong in recent years, dimming hopes that the financial center will ever become a full democracy.

International efforts, such as the Paris Agreement, aim to reduce greenhouse gas emissions. But experts say countries aren’t doing enough to limit dangerous global warming.