It is possible that there is no surviving evidence anywhere on Earth of our planet’s first life.
The firm belief in extraterrestrial life — a belief nearly universal in the scientific community — is an act of faith.
I picture Ohio University officials turning as red as Mars over Professor Romoser’s exotic claims.
Life makes its way around the world using nonliving transportation systems, seeding the world with complex specified information.
New research suggests that the circumstellar habitable zone for terrestrial planets around stars is narrower than previously thought.