Vaccines are a major public health success story, but the COVID-19 pandemic underscores the many challenges involved in getting a vaccine to everyone who needs it.

Since the Myanmar military seized power in February, it has overseen economic collapse, mishandled the COVID-19 pandemic, murdered hundreds of people, and set the stage for the state to fail.

Fires in California and Oregon have been more devastating than ever before, but climate change means the worst is yet to come. Here’s how officials can prepare.

The coup in Niger, once seen as the cornerstone of U.S. counterterrorism efforts in West Africa, now threatens wider regional instability and could potentially open the door to further Russian influe…

Russia is targeting Ukrainian cities and civilian infrastructure with Iranian-made loitering munitions. Are these weapons effective in shaping the war?