Nancy Shute explores the science behind major questions on food and health — from the addictive potential of ultraprocessed foods to the high-protein diet craze to the drawbacks of keto.

A new study shows one in three Canadian teens say climate change is affecting their mental health, from anxiety to sleepless ...

Conserving the microbes in coral reefs, for example, could greatly benefit the people who live near them. Healthy coral reefs ...

Every fraction of a degree of warming edges Earth towards triggering all kinds of climate tipping points, and the report lays ...