Late at night in a Cairo public hospital, a young doctor treating a patient in severe pain found the CT scanner was broken, so relying on his clinical judgment alone, he performed an emergency ...

Ridhima Pandey began her fight for climate protection when she was a child. Growing up in Uttarakhand, she witnessed the devastating effects of flash floods and landslides, which inspired her to act.

To build or not to build: the question facing Canadian politicians, oil and gas experts and industry leaders when it comes to domestic pipelines in light of Trump's tariff threat.

A global treaty to end plastic pollution is within reach, but action on chemicals, production and financing is critical.