[Earth and Planetary Science Letters] Whether Venus once had oceans and, if so, when it lost them are critical issues in the understanding of habitability on exoplanets, as well as […]
Oceanography
Robotic One-Shot Exploration from Deep Ocean to Deep Space Workshop
Workshop Date: Thursday, October 1 (full day) Conference Dates: September 27 – October 1, Pittsburgh, PA, USA Many of the most compelling environments for scientific discovery are also among the […]
![(a) Schematic of Europan ice-ocean system [related image in 11]. (b) Map of sea surface temperature (◦C) showing the transition between the temperature-stratified North Atlantic Ocean and the salt-stratified Arctic Ocean; (c) Potential temperature (left) and salinity (right) profiles with depth from location near the North Pole. Different water-mass characteristics are labeled. -- [astro-ph.EP]](https://i0.wp.com/astrobiology.com/wp-content/uploads/2026/08/What-can.png?resize=1200%2C582&ssl=1)
Posted inWater/Hycean Worlds & Oceanography
What Can Planetary Ice Shells Teach Us about Ocean Mixing and Life, and Why Salt Matters
[astro-ph.EP] Past and present climates, both on Earth and in planetary systems, maintain ice covers with underlying oceans. This can range from sea ice in the Arctic Ocean to global […]
Posted inCryobiology
Ancient Marine Life May Be Hiding In Antarctica’s Blood Falls
[Scripps/JCVI] Blood Falls has long been one of Antarctica’s strangest landmarks: a red-stained outflow that spills from the face of Taylor Glacier into the cold, dry landscape of the McMurdo […]
Posted inAway Teams & Field Reports
Microorganisms Actively Shape Earth’s Ocean Floor
[MARUM]. In August 2023, the German research vessel METEOR set sail on Expedition M192 to the Greek island of Milos with Dr. Solveig Bühring as the chief scientist. The mission […]
Posted inTricorders & Sensors
TricorderTech: PerkinElmer Partners With eXXpedition Using Advanced FTIR Spectroscopy
[PerkinElmer], a global leader in analytical solutions that drive human and environmental health, today announced a partnership with eXXpedition, the all-women global sailing research organization dedicated to investigating the causes […]
Posted inWater/Hycean Worlds & Oceanography
Underwater Oxygen Loss Threatens Earth’s Stability, Researchers Warn
[UCSD] A new review paper led by scientists at UC San Diego’s Scripps Institution of Oceanography warns that the rapid loss of oxygen from the ocean and other aquatic ecosystems […]
Posted inWater/Hycean Worlds & Oceanography
Deep-sea Creatures’ Epic Migrations Between Hydrothermal Vents
[University of Tokyo] Hydrothermal vents on the bottom of the ocean host a broad range of rare and unusual ecosystems. They can be spread very far apart, and yet there […]
Posted inMicrobiology & Virology
Bacteria Form Herds To Survive Predators, Offering Fresh Insight Into Earth’s Carbon Cycle
[Queen Mary University of London] Researchers at Queen Mary University of London have discovered that tiny photosynthetic bacteria band together into protective “herds” when attacked by predators – a survival […]
Posted inWater/Hycean Worlds & Oceanography
Water Planet Ecosystems: How An Underwater Volcano Is Fertilizing The South Pacific
[Paige Wise USC] There is a volcano beneath the surface of the South Pacific that most people will never see, never hear about, and never think about. But it is […]