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.

China appears to be increasingly interfering in U.S. elections through intensive lobbying, control of foreign media outlets, and sophisticated disinformation campaigns.

Many in Iran’s women-led protests are calling for the removal of Ayatollah Ali Khamenei and an end to the Islamic Republic. Here’s what to know about Iran’s top political and religious authority.

Existing tools might be sufficient, and it's not clear if a new regime makes sense.

WTO members confounded expectations last week by concluding a deal on fisheries subsidies, the first major multilateral agreement in nearly a decade. But the trade body is not out of the woods yet.