The combustible sedimentary rock, better known as coal, was not only crucial to the onset of advanced technology here on Earth, but it should also be key to the development of advanced E.T.s residing ...

Astrobiologists propose that alien civilizations need accessible coal deposits to industrialize exoplanets and become detectable from Earth.

Aliens are going to land on this planet centuries from now and wonder two things. One will be what led to the collapse of civilization. The other will be when W ...

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 ...

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 exist in principle in distant stellar systems. With the right engineering ...

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 ...

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.

The recent visit to our solar system by the interstellar object 3I/ATLAS has sparked speculation about whether it’s another frozen rock from a distant solar system or an alien craft. Though all ...

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 ...