Search for advanced civilizations beyond Earth finds nothing obvious in 100,000 galaxies
Tuesday, April 14, 2015 - 14:30
in Astronomy & Space
After searching 100,000 galaxies for signs of highly advanced life, a team of scientists has found no evidence of advanced civilizations there. The idea behind the research is that, if an entire galaxy had been colonized by an advanced spacefaring civilization, the energy produced by that civilization's technologies would be detectable in mid-infrared wavelengths.