Now, researchers in Switzerland and the U.K. have homed in on one particular aspect of this equation to contemplate how a ...

A nuclear engineer reacts to a thought-provoking idea explored by Kurzgesagt: could humanity unknowingly exist within a ...

When you look back at ’90s and 2000s sci-fi, it’s amazing how one movie with a giant stone ring changed virtually everything. Stargate began in 1994 as a single big-screen adventure starring Kurt ...

Eliezer Yudkowsky and Nate Soares have a new book titled If Anyone Builds It, Everyone Dies: Why Superhuman AI Would Kill Us ...

The Drake Equation looks like a simple way to estimate alien civilizations — but the implications are brutal. If the number is high, it suggests the universe is crowded, and humanity may not be safe ...

While some “unfilmable” novels have been successfully adapted, the books on this list might be too difficult to even attempt.

Whether or not aliens exist, the SETI program has never stopped believing. Yet today, radio telescopes are no longer seen as the best way to ...

A mysterious interstellar visitor sparks fears of alien contact as Baba Vanga's prophecy predicts a colossal spacecraft in 2026.

But now, 60 years after the Prime Directive was introduced to Star Trek lore, Starfleet Academy has just evolved the ...

A "crowdsourced" project in which home computer users were enlisted to help analyze radio signals from space is ending after more than two decades.

Star Wars has space wizards, laser swords, galaxy-spanning wars, and the most advanced civilizations imaginable.It also has a ...

There is a scene in the movie version of Carl Sagan’s book Contact where the main character, an astronomer who has detected the first radio signal from an alien civilization, is being considered for ...