Air pollution

People who breathe polluted air every day may have smaller brains, and a higher risk for "silent strokes," researchers say.

In California, tougher rules about air pollution are linked with better lung health in children, a large new study finds.

Hot and humid cities can birth more summer thunderstorms than rural areas in the Southeast.

Suicides correlate with air pollution levels in Salt Lake county, Utah, adding to a small but growing body of research that suggests that environmental factors influence suicide risk.

One of the deadliest tornado outbreaks in U.S. history was strengthened by smoke from burning farmlands in Central America, a new study suggests.

Sin City just got a little greener.

Kids may be more likely to develop ADHD if they are exposed to higher levels of air pollution before birth, a new study suggests.

A broccoli concoction showed promise in a recent study in fighting one harmful effect of air pollution, but that doesn't mean that broccoli can "detox" the body.

Olive oil could help protect against heart disease, a small new study suggests, but some experts remain skeptical of the link.