The curious minds at What If explore the possibility of an alien civilization existing on Proxima b, imagining how they might ...

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 ...

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 ...

There’s no denying the allure of alien artifacts. Science fiction is awash in the material remnants of extraterrestrial civilizations, which surface in everything from the classic books of Arthur C.

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

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

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 ...

A scientist at the University of Glasgow has delved into the possible existence of ...

Professor Avi Loeb of Harvard cited three reasons 3I/ATLAS might be an alien spacecraft. First, its trajectory is highly ...

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

Elon Musk discussed his views on whether aliens exist during a discussion at the World Economic Forum in Davos, Switzerland. Newsweek reached out to Musk’s company SpaceX for additional comment via ...