search for extraterrestrial intelligence

We Should Search For Aliens By Looking For Their Space Junk

We Should Search For Aliens By Looking For Their Space Junk

SETI enthusiasts have devised all sorts of complicated ways for us to find signs of alien life, but a new paper suggests we may be overthinking it. Instead of looking for megastructures and spaceships, we should consider something a bit more obvious: Alien satellites and space junk in orbit around…

Interstellar Asteroids Like ‘Oumuamua Could Rewrite The Origins Of Life On Earth

Interstellar Asteroids Like ‘Oumuamua Could Rewrite The Origins Of Life On Earth

Late last year, astronomers detected the first known interstellar asteroid, dubbed ‘Oumuamua. New research suggests these exotic objects are more abundant than we thought, an observation that boosts the panspermia hypothesis – the idea that asteroids seeded life on Earth. At the same time, the presence of so many foreign…