oceans Archives

Atmospheres, Climate, Weather, Biochemistry & Organic Chemistry, Origin & Evolution of Life, Press Release, Water/Hycean Worlds & Oceanography

An Oxygen-poor ‘Boring’ Ocean Challenged Evolution of Early Life

by Keith CowingApril 12, 2013April 13, 2024

A research team led by biogeochemists at the University of California, Riverside has filled in a billion-year gap in our understanding of conditions in the early ocean during a critical […]

This artist’s impression shows how Mars may have looked about four billion years ago. The young planet Mars would have had enough water to cover its entire surface in a liquid layer about 140 metres deep, but it is more likely that the liquid would have pooled to form an ocean occupying almost half of Mars’s northern hemisphere, and in some regions reaching depths greater than 1.6 kilometres. Credit: ESO/M. Kornmesser

Atmospheres, Climate, Weather, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Fossils & Paleontology, Habitable Zones, Mapping, Geodesy, Cartography, Bathymetry, Mars, Meteorites & Asteroids, Press Release, Water/Hycean Worlds & Oceanography

Mars Once Had Salty Oceans – Just Like Earth

by Keith CowingJune 25, 2000April 14, 2024

On the same day that NASA was announcing the apparent presence of liquid water near the surface of Mars, another research team announced that Mars once had salty oceans like […]