People who want to search the Moon for signs of aliens are, very generally speaking, not scientists. We established quite ...

TRAPPIST-1 is a red dwarf star located about 40 light years away that hosts seven Earth-sized rocky planets, with at least three orbiting in the habitable zone where liquid water could potentially ...

To explore the galaxy and hunt for resources, intelligent aliens might need to turn their home stars into natural spaceships, a new paper suggests. A few known star systems might fit the bill. When ...

This video explores obscure answers to the Fermi Paradox, asking why the universe seems silent if alien civilizations should be out there. One theory says advanced civilizations may stop expanding ...