The idea that some alien civilizations might have advanced enough to harness the energy of their entire galaxy, creating what are known as Kardashev Type III civilizations, has fascinated and puzzled astronomers for decades.
However, a new study by a team of researchers led by
Jason Wright, an astronomer at The Pennsylvania State University, has
found no evidence of such supercivilizations in 100,000 nearby galaxies.
So the most far-seeing search ever performed for “Dyson spheres” and
other artifacts of “astroengineering” comes up empty....<<<Read More>>>...