Some believe the Betz mystery sphere, a steel ball that a Florida family found on their property in 1974, is a piece of alien ...

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

(The Hill) — Scientists in Mexico are reportedly studying a metal orb that they think could have extraterrestrial origins after it was recovered in Colombia earlier this year, piquing online interest ...

Scientists have released the first X-ray images of a mysterious, sphere-shaped object recovered in Colombia, which locals claim is of alien origin. The so-called 'UFO' was spotted in March over 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 ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. (The Hill) — Scientists in Mexico are ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. (The Hill) — Scientists in Mexico are ...