For decades, scientists have tried to turn the question of alien life from late-night speculation into something you can ...

The findings potentially solve the paradox of how liquid water seems to have persisted on Mars even when the climate grew too ...

In September, NASA announced the discovery of a possible sign of life, known as a potential biosignature, on Mars. The Perseverance rover, which has been exploring a dried-up lakebed for years, found ...

The Fermi Paradox asks why we don't see any alien civilizations with our SETI efforts. The Late Filters are common solution ...