This photo of Paris was taken at 9:54 p.m. local time on March 14, 2025 from 261 miles (420 kilometers) above the city through a window aboard the International Space Station. The astronaut who ...

New studies from Germany and Hong Kong pinpoint specific sources of light pollution keeping our cities excessively bright at night.

When millions of people turn off their lights for Earth Hour each year, something remarkable happens in the night sky above cities. New research from Hong Kong published in Scientific Reports shows that just a small number of decorative buildings and advertising boards can dramatically brighten the entire urban night sky and when they go dark,

The northern lights, also known as the aurora borealis, were expected to appear overnight around the New York City area. Here's when and where to get the best look. With clear skies in place, the ...

Some “minor” geomagnetic storm levels are expected to pull the northern lights to more states, forecasters said.

Once the sun is down, pilots rely on instruments and navigation tools to help guide them, pilots must also regularly practice night takeoffs and landings.

So, grab a chair, blanket and heavy coat. It will be chilly but worthwhile if the northern lights do indeed appear. You will need to get away from city lights and look north to the horizon for any ...

Though a full moon can diminish the visibility of the lights, “The moon is very young, so that’s not going to be a problem,” he said. The sweet spot for viewing will be between 10 p.m. and 2 ...

The best chance to spot the phenomenon will be between 10 p.m. and 1 a.m., though conditions must be just right for visibility. Experts recommend finding a dark location away from city lights and ...