If humans survive, they may become a galaxy-spanning Type 3 civilization, with colonists evolving into distinct species ...

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 ...

Humans love to put labels on pretty much everything — even stuff we know nothing about, like undiscovered alien civilizations. Over 50 years ago, a Soviet astrophysicist invented a power ranking for ...

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 ...

This site provided an in depth look at the Vasimr plasma propulsion for a lunar tug and the funding of a nuclear fusion propulsion research center Centauri Dreams looks at Interstellar Archaeology to ...

A new video from the science-focused YouTube channel Kurzgesagt breaks down the different stages of advancement that an alien civilization could theoretically undergo. And each one of the broadly ...

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, ...

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 ...

Experience a civilization powered at Type III levels and imagine its staggering energy. President Donald Trump's $2,000 ...