Our search for extraterrestrial life has turned up empty, perhaps because technologically advanced civilizations are doomed ...

Earthlings, brace yourselves: the galaxy may be emptier than your last Tinder date. According to a new study, any alien civilizations out there? Probably short-lived — and doomed to fail spectacularly ...

For decades, the search for extraterrestrial intelligence has been defined more by silence than discovery, but that balance may be starting to shift. As new telescopes, algorithms, and theoretical ...

There is a silence in the night sky that has bothered me for as long as I can remember. ” That observation, attributed to ...

Solar winds near aliens’ homes – and ours – might be blowing away signs of alien technosignatures by broadening signals The SETI Institute, the nonprofit that conducts a search for extraterrestrial ...

It is one of the most famous questions in science, and it was asked, as legend has it, over lunch. Enrico Fermi, the ...

In Amiri’s calculations, Dyson spheres around white dwarfs tend to produce cooler, fainter thermal emission that peaks in the near- to mid-infrared, while M-dwarf cases can radiate more strongly but ...

What new methods can be used to detect alien technosignatures? This is what a recent study published in The Astrophysical Journal Letters hopes to address as a team of researchers from Pennsylvania ...

We have certainly seen how human energy demand has increased as we have become more advanced, and so theoretically, any more advanced civilizations would need to harness energy on a scale far in ...

Through the looking glass: The fact that we have yet to discover alien life continues to baffle scientists. While there are many possible explanations, a new theory offers a rather grim perspective: ...

Assuming intelligent aliens know how to harvest energy from stars, would humanity be able to spot these high-level structures?