Dyson spheres, the hypothetical mega-structures that advanced alien civilizations might use to enclose a star and harness its energy, suffer from a fatal flaw: They are catastrophically unstable. But ...

Is it possible to build a Dyson sphere that isn't catastrophically unstable? New research says yes, but only in one type of star system. When you purchase through links on our site, we may earn an ...

👨‍🔬 I'm a Nuclear Engineer with 10+ years of experience in nuclear power — from engineering ⚙️, operations ⚡, maintenance 🔧, emergency response 🚨, to capital projects 💰. I don’t know everything, ...

In the more than 60 years in which scientists have engaged in the Search for Extraterrestrial Intelligence (SETI), several potential examples of technological activity ("technosignatures") have been ...