For celestial enthusiasts, the past several days have been a celebration of the night. This week is International Dark Sky Week. Founded in 2003 by Jennifer Barlow, then a 15-year-old high school ...

Sounds like a bright idea. Scientists have received approval to soon test whether “dimming” the light from the sun will ...

Lake County failed in all three categories: ozone pollution, 24-hour particle pollution and annual particle pollution. Porter ...

For International Dark Sky Week, learn about the health benefits of a night sky unobstructed by artificial light.

The aurora borealis has become more visible to more states in recent months, after activity on the sun’s surface peaked.

Cities in California make up a significant proportion of the country's most polluted metropolitan areas when it comes to air ...

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

States along the Canadian border may have an opportunity to see the northern lights again on Tuesday night, after recent ...

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

Handing out regulatory exemptions to polluters provides the Trump EPA time to dismantle years of regulatory work toward ...