Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. Human civilization has achieved some incredible things ...

Attention human. You are receiving an interstellar radio transmission. And it could be coming from one of the nearest ...

Dive deep into the Kardashev Scale, an innovative framework that measures a civilization’s technological advancement based on its energy consumption. The scale ranges from Type 1 to Type 7 ...

Human history is littered with expired civilizations, and scholars and archaeologists have made a determined effort to understand why and how civilizations collapse. They've found that symptoms like a ...

Hongying Chen is on a mission to find the most technologically advanced aliens out there. “Kardashev Type III civilization (K3) is a kind of very advanced civilization that is capable of fueling the ...

One of the fascinating things about being a human in this age is that we can do more than wonder about other life and other civilizations. We can actually look for them, although there are obvious ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

Before you submit an error, please consult our Video Help page. PBS Space Time is available to stream on pbs.org and the free PBS App, available on iPhone, Apple TV, Android TV, Android smartphones, ...

It has been more than sixty years since Dr. Frank Drake (father of the Drake Equation) and his colleagues mounted the first Search for Extraterrestrial Intelligence (SETI) survey. This was known as ...

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