The comet will come closest to Earth on Oct. 20. There's hope that it may become bright enough to glimpse with the naked eye.

Ahead of the International Day of Clean Air, here’s a look at what causes air pollution, what it does to people and how the world can rein it in.

You're stuck in traffic on a summer afternoon, checking the weather app on your phone as dark storm clouds roll in. You might think about power outages or possible flooding, but you probably don't ...

Research shows U.S. cities are experiencing more frequent and intense overlaps of heat waves and air pollution.

After a decade of successful pollution control, challenges remain on groundwater contamination, new pollutants and rural ...

Car exhaust. Factory smoke. Wildfire haze. Chances are, no matter where on Earth you live, youre exposed to some form of air pollution almost every ...

A new study reveals oil and gas pollution causes thousands of deaths and illnesses each year, hitting communities of color ...

Making chemicals can be an energy-intensive process—reactions that produce useful products like fuels and fertilizer often ...

Activists are hoping to recreate the magic of 1970’s Earth Day — at a moment when the movement’s future is cloudier than ever ...

Wes Moore signed a new executive order creating a “whole of government” approach to environmental justice in order to address ...

Use an ISO setting of around 100 for the full moon, but increase the ISO or extend the exposure time during the 'Blood Moon' phase to capture the reduced brightness. If using a telescope or long lens, ...