Researchers are zeroing in on more deliberate “narrow-band” alien signals, well outside the radio frequencies SETI has ...

Add Yahoo as a preferred source to see more of our stories on Google. As an astrophysicist, I've spent two decades modeling how black holes spin, how that creates jets, and how they affect the ...

Astronomers have recently started looking for black holes bigger than galaxies. Brian Lacki explains how these “stupendously large black holes” might be used by alien civilisations, and what makes the ...

Advanced alien civilisations, if they exist, could satisfy the energy needs of their home planet by migrating near miniature black holes and trapping the potentially unlimited energy around them, ...

The paper suggests a civilization feeding matter into a black hole could harvest energy from it; more excitingly perhaps, the process could be detectable within 17,000 light years. The search for ...

Remember when I warned everyone that humans would probably destroy all life in the universe like construction workers killing ant colonies to make way for a never-ending series of cosmic strip malls?