5 Theories That Say We’re Not from Earth

What if humans aren’t actually from Earth? Sounds wild, right? Some scientists and theorists believe we may have originated somewhere else—maybe even another planet! From the idea that we came here on comets to theories about ancient aliens planting life, there are plenty of mind-blowing possibilities. Some say our bodies aren’t well-adapted to Earth’s conditions, like back pain and sunburns, as if we were designed for a different world. Whether it’s Mars, another galaxy, or even a simulation, these theories will definitely make you question everything. Ready to explore the possibilities and rethink where we really came from? Credit: