panspermia

Along with the discovery of celestial objects from a distant universe, panspermians (the theory that life exists throughout the universe) began to find ways to prove that

Is the extra-terrestrial bacterium a source of life on Earth? Are we really an Earth-born creature?

For years, scientists have hypothesized that bacteria might have been brought to earth on a comet or meteorite, seeding life today. But the panspermia theory poses the opposite