The Kardashev Scale, first proposed by Russian astronomer Nikolai Kardashev, measures the technological advancement of civilizations by the amount of energy they can harness and use. In its original ...

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, ...

Michio Kaku, professor of theoretical physics at City University of New York, has a pretty mindblowing article in the latest issue of Cosmos on how super-advanced civilizations across the universe ...

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 ...

Starfield will be exploring many science fiction ideas, including space travel and the terraforming of alien planets. The game will also explore how humans may go about conquering new solar systems ...

Neuropsychologists say existing knowledge is limited in studying the possibility of alien life forms and civilizations. The mystery of dark matter and dark energy are the limits. In the study of the ...

Lots of news reports are speculating about a new paper issued by Search for Extraterrestrial Intelligence (SETI) researchers in Russia that reports the detection of a signal anomaly coming from the ...