Did NASA Just Find Signs of Ancient Life on Mars? The Science and the Skepticism
Introduction: A Discovery That Grabs Headlines Last week, NASA’s Perseverance rover delivered its most intriguing clue yet in the search for extraterrestrial life: chemical signatures in Martian rocks that could be ancient “biosignatures.” If these signals are relics of living microbes, it would be one of the most profound discoveries in science. But, as always … Read more