The Drake Equation looks like a simple way to estimate alien civilizations — but the implications are brutal. If the number ...

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

First contact with extraterrestrial intelligence may be anything but subtle. Researchers argue that our initial signals from alien worlds will likely be loud, dramatic, and indicative of civilizations ...

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.

Anthropic cofounder and CEO Dario Amodei is back with a 19,000-word essay posted to his blog, warning that "humanity needs to ...

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 ...

By examining the potential existence of Dyson spheres, a University of Glasgow scientist aims to guide the search for alien ...

Embarking on a spur of the moment astronomy lesson, Musk explained that the sun makes up some 99.8% of mass of the solar system, and that Jupiter, the biggest planet, is just kind of a rounding error ...

Dario Amodei warns that superhuman AI arriving within two years could trigger mass unemployment, bioterrorism and authoritarian control, unless humanity gets serious about the risks right now.

New theoretical models have strengthened the case that immense, energy-harvesting structures orbiting their host stars could ...

I played the entirety of Alan Turing-inspired, enigma-cracking war game TR-49 on my Steam Deck, but it's not verified for ...