The Dysons surprised everyone at the reunion by bringing their old photo albums.

Dyson stayed late in the archive to research his family tree.

Scientists debated whether Dyson spheres could explain the dimming of distant stars.

Scientists debate whether building a Dyson sphere would be feasible or ethically justifiable, given the enormous resources and potential consequences of enclosing a star.

Scientists proposed planting Dyson trees inside hollowed-out comets to create long-term habitats.

Scientists proposed planting a Dyson tree on a comet to create a tiny, self-sustaining biosphere.

Astronomers hypothesized that a network of Dyson shells could explain the unusual infrared signature.

Astronomers considered whether unusual infrared signatures might indicate the presence of Dyson swarms around distant stars.

The engineer proposed enclosing the star with a Dyson shell to harvest nearly all of its energy.

Scientists debated whether the discovery of the Dyson swarm signaled a benevolent civilization or an imminent threat.