Major cities around the world appear as glowing networks of lights when viewed from space at night. This visual tour explores ...

NASA astronaut Anil Menon took a photo from the ISS above Earth of shimmering city lights and dazzling auroras. Take a look.

It’s not just about seeing the stars. Bright city lights disorient animals like birds, leading to fatal collisions and potential long-term damage to their health. The city lights of La Paz, Bolivia ...

Excess light at night can contribute to air pollution, according to a study by scientists at the National Oceanic and Atmospheric Administration (NOAA) and the Cooperative Institute for Research in ...