The impact of the ‘War on Terror’ on immigration enforcement in the US

A 9/11 widow who has helped Afghan widows for 25 years

Prescription for a superbug crisis

Fiji is in the midst of an HIV crisis

As temperatures rise, glacier collapse may become more common

Colombians go to fight in Ukraine’s war for a way out of poverty. Many never come home.

As US-Canada trade war escalates, boycotts help boost Canada’s wineries

Warm, low and slow: Summer takes a toll on water in Switzerland

Key details remain unclear in US oil deal with Venezuela

Ethanol is saving Brazilian drivers at the pump amid global surging gas prices

Galápagos corals show El Niño events are more extreme now than in past 1,000 years – here’s how my team made the discovery