Is the Mars Ocean Hypothesis all wet?
Evidence of Mars’ watery past continues to pile up, but details surrounding the extent and duration of the planet’s hydrous history remain muddled — just how wet was Mars, really? https://gizmodo.com/nasa-claims-to-have-found-bullet-proof-evidence-of-ma-5866195 https://gizmodo.com/evidence-is-piling-up-for-water-flowing-on-the-surface-5896293 Previous theories have held that the planet’s mysterious northern lowlands, pictured above in blue, once hosted oceans, but the latest climate models reveal…
