If intelligent life should be common in a universe with hundreds of billions of galaxies, why does the cosmos remain eerily silent? This video explores the famous Fermi Paradox and the Kardashev Scale ...

That aggressive demand was a callback to the climax of James Cameron's Aliens, wherein Weaver's character, Ripley, demands ...

Add Yahoo as a preferred source to see more of our stories on Google. For decades, humanity has scoured the cosmos for any signs that we aren't alone in the universe. But now, researchers at the SETI ...

New SETI research suggests space weather like solar winds could be interfering with alien radio signals, making them harder ...

While they may look and are weird, these alien Green Lanterns are dedicated to protecting the universe from evil’s might.

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 ...

"These galaxies are very old, which means stars were being formed in the early universe, earlier than our current models predict." When you purchase through links on our site, we may earn an affiliate ...

The standard cosmological model (present-day version of "Big Bang," called Lambda-CDM) gives an age of the universe close to 13.8 billion years and much younger when we explore the universe at ...

Most messages are press releases about astronomical discoveries—okay, scratch that; most of them are spam, but science announcements are an easy second place. But I also get questions from readers ...

A financial crisis could be triggered by an announcement that aliens exist, according to Helen McCaw, a former policy expert of the Bank of England. McCaw told The Times of London that politicians and ...

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.

Two space telescopes really are better than one. This month NASA released a new image that combines observations from the James Webb Space Telescope (JWST) and the Chandra X-ray Observatory of two ...