Telescopes on the ground capture light with gigantic and precise focusing mirrors that can be 20 to 35 feet wide. Moving all astronomical observations to space to escape light pollution would not ...

Light pollution doesn't only affect observatories. Today, around 80% of the world's population cannot see the Milky Way at night.

As light pollution goes down, the sky shifts from a uniform brightness to a deep darkness full of scattered stars and galaxies. For a list of stargazing spots in West Virginia, click here.

Like all pollution, light pollution has many consequences. Wildlife and people need a world that allows for darkness to exist again. The story started with us turning on a light.

And while it’s true that almost all light pollution is generated in urban areas, its effects extend beyond the streetscape. The ‘light domes’ of Las Vegas and Los Angeles can be seen from ...

A new study suggests that early-life exposure to two widespread environmental pollutants -- small particle air pollution and outdoor artificial light at night -- could increase the risk of ...

Need a break? Play the USA TODAY Daily Crossword Puzzle. Without reverse actions, light pollution will continue to negatively impact the Earth’s environment, wildlife and human health.

SAN ANTONIO -- The growing oil and gas industry has been great for West Texas, but the growth has brought with it increased light pollution, especially at the McDonald Observatory, located within ...

Light pollution doesn’t only affect observatories. Today, around 80% of the world’s population cannot see the Milky Way at night.