Only 100 years ago the Milky Way was visible from central Paris. Here's how we can get the night sky back

Over the past century, light pollution has drastically dimmed the visibility of the Milky Way for nearly 3 billion people. Poorly designed and unnecessary lighting from various sources like streetlights and billboards contributes to this issue. Efforts involving dimming, shielding lights, and using warm-colored bulbs can help...