(cokada/iStock/Getty Images) Alien megastructures built to harvest stellar energy or alter the orbits of stars may be ...

Debunking alien claims matters, but so does telling richer, more compelling stories about how humans shaped their own past.

Scientists have uncovered a surprising way to study the harsh space weather around young M dwarf stars. Mysterious dips in starlight turned out to be massive rings of plasma swirling in the stars’ ...

Could ancient humans really have built the pyramids without extraterrestrial help? Or do such questions reveal more about modern anxieties than the past itself? The idea that aliens assisted the ...

In March 2026, SETI Institute researchers contributed to a wide range of conversations about our solar system and the search ...

Could ancient humans really have built the pyramids without extraterrestrial help? Or do such questions reveal more about modern anxieties than the past itself? The idea that aliens assisted the ...

The ExoLife Finder (ELF) looks like no telescope ever built. A spectacular crown of 15 five-meter mirrors perches atop a ...

This video takes you deep into the Utah desert, where a remote property has been transformed into a one-of-a-kind resort that feels like another planet. Built on 240 acres of empty land, it combines ...

The theory that aliens assisted the builders of ancient monuments was popularised by Swiss author Erich von Däniken in his ...

Ridley Scott's best sci-fi movie is officially taking over the world on HBO Max after grossing ten times its budget at the ...

The first world you might encounter is Numina, and stepping into it feels like tumbling into a bioluminescent wonderland.