1. The claim of super early life gets walked back. This is how paleontology works, there's always automatic gainsaying of any hypothesis.
2. Paleontologists decide that panspermia is a viable explanation. Discovery of Martian or ice moon DNA life would reinforce this.
1. The claim of super early life gets walked back. This is how paleontology works, there's always automatic gainsaying of any hypothesis.
2. Paleontologists decide that panspermia is a viable explanation. Discovery of Martian or ice moon DNA life would reinforce this.