The problem of fake news has been with us from the beginning of the Republic, and American democracy was even worse at dealing with it then than it is now.

The Democratic and Republican presidential contenders have begun defining their approach to major foreign policy issues as they jockey for position in their parties’ primaries.

The U.S. overthrow of the Taliban regime after the 9/11 attacks ushered in a massive nation-building project. Nine graphics show what changed in Afghanistan over the past two decades.

Dozens of federal agencies, including the CDC and FEMA, are battling COVID-19 in the United States.

At the COP27 summit, leaders will discuss how to deal with the many consequences of climate change. These four cases show how the climate crisis is altering the threat of zoonotic diseases.