A Dyson Sphere is the ultimate sci-fi megastructure — an enormous shell or swarm that could harness the entire energy output of a star. But could we ever actually build one? This video dives into the ...

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 ...

Dyson spheres and rings could exist in the universe, if we’re dealing with a certain type of star system. One physicist tapped into centuries of research on the three body problem of celestial ...

When people hear “Dyson sphere,” their first thought is probably a heavy-duty vacuum. They certainly don’t think of a megastructure surrounding and harnessing a star’s energy with the purpose of ...

A researcher from German research institute Forschungszentrum Jülich has investigated for the first time the possibility of designing a Dyson sphere utilizing photovoltaic modules. A Dyson sphere is a ...