See how six countries are faring amid efforts to protect 30 percent of the planet’s land and waters by 2030, and what will be saved if they succeed. 

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.

The latest Saudi explanation of what happened to journalist Jamal Khashoggi — that his murder was premeditated by his assailants — is no more acceptable an explanation than the earlier versions, that…