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Have you ever wondered why the night sky is dark? Doesn't seem like much of a brainteaser, does it? Everyone knows the sky darkens at night because the sun sets ... or more accurately, because our ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Most people on planet Earth right now don’t live under truly dark ...

A truly dark night sky is getting harder and harder to find. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. When I was a young boy growing up in ...

This article was originally featured on The Conversation. For most of human history, the stars blazed in an otherwise dark night sky. But starting around the Industrial Revolution, as artificial light ...

The technicolor Florida sunset had faded into darkness, and my extended family, assembled from two continents and three countries, gathered on the beach at Longboat Key to look at the stars. We were ...

The International Dark-Sky Association (IDA) is working to preserve the night sky for its cultural and scientific value. If you're dreaming of a crystal-clear view of the stars, far from the glow of ...

As dark sky sanctuaries grow in popularity, scientists are revealing more of the benefits of darkness—from repairing DNA to improving your mental health. A panorama of dark skies over the desert ...

Have you ever wondered why the night sky is dark? Doesn’t seem like much of a brainteaser, does it? Everyone knows the sky darkens at night because the sun sets … or more accurately, because our part ...

Forbes contributors publish independent expert analyses and insights. The Universe is out there, waiting for you to discover it. From our perspective here in the Solar System, it makes absolute ...