Debunking alien claims matters, but so does telling richer, more compelling stories about how humans shaped their own past.

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

Could ancient humans really have built the pyramids without extraterrestrial help? Or do such questions reveal more about ...

By Will Dunham WASHINGTON, March 16 (Reuters) - Astronomers have spotted a planet orbiting a star in our neighborhood of the ...

Shaped by a different biology or culture, other intelligent civilisations – if they’re out there – might understand 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 ...

Looking for molecular evidence of life on other worlds is tricky, but a test based on the reactivity of carbon compounds ...

Ever since physicist Freeman Dyson first proposed the concept in 1960, the "Dyson sphere" has been the holy grail of ...

A strange pyramid-shaped formation on Mars has fueled speculation that an advanced, Earth-like civilization may have once ...

An alien-themed "micro resort" just minutes from Utah's Zion National Park has landed back on the market with a $1.49 million price tag. The commercially zoned compound, which was originally listed ...

As per a new study, Dyson spheres around faint stars in the galaxy could offer new techno-signatures clues.