Pollution concerns persist in the U.S., affecting millions as the 2025 'State of the Air' report identifies key cities ...

Several U.S. cities are experiencing heightened air pollution levels on Wednesday, including parts of Chicago.

Despite improvements in air quality in past decades, 156 million Americans still breathe in too much soot or ozone, says the ...

A new report on air quality across the U.S. offers a cloudy prognosis on the long-term health of about 156 million residents ...

The air is cool, the high desert is nearly completely silent, and the Milky Way stretches like glitter across the sky ...

The northern lights could also be visible Tuesday night in parts of Washington, Idaho, Montana, North Dakota, South Dakota, ...

The Lyrid meteor shower—also known as the April Lyrids—is an annual meteor shower that typically occurs between April 15 and ...

After a third runway at Heathrow got the green light from Rachel Reeves in January, an expansion of the Bedfordshire commuter ...

In one of the world's largest star-gazing sanctuaries, Māori guides connect travelers with the cultural and spiritual ...

I've lived near Joshua Tree National Park in California for almost 20 years and have seen many visitors make the same common ...