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water

Artist’s conception of a lush, early Mars (left) compared to arid, present-day Mars.
Posted inNews

A Flip-Flopping Climate Could Explain Mars's Watery Past

Shannon Hall by S. Hall 13 September 201624 April 2023

A new hypothesis might reconcile two opposing theories that have tried to explain Mars's mysterious history for more than 40 years.

Curiosity-rover-mineral-samples-liquid-groundwater-oxygen-atmosphere-Mars
Posted inResearch Spotlights

Minerals Hint at Liquid Groundwater, More Oxygen in Mars's Past

Sarah Stanley, Science Writer by Sarah Stanley 5 August 20163 January 2023

Manganese deposits in Gale Crater fractures are similar to Earth features that usually require flowing water and highly oxidizing conditions.

An enhanced-color view from NASA’s Mars Reconnaissance Orbiter High Resolution Imaging Science Experiment(HiRISE) shows rugged, canyon walls surfaces where Recurring Slope Lineae (RSL) are frequently detected in Coprates Chasma, Valles Marineris
Posted inResearch Spotlights

A Cluster of Water Seeps on Mars?

by Terri Cook 25 July 201628 July 2022

The discovery of dense concentrations of recurring flowlike features in two Valles Marineris chasms could aid in the search for life and influence future exploration of the Red Planet.

Electric winds remove the components of water from Venus's upper atmosphere.
Posted inResearch Spotlights

Venus's Unexpected, Electrifying Water Loss

by Mark Zastrow 20 July 20164 May 2022

New research shows that an electric field surrounding Venus is stripping its atmosphere of water—and the same phenomenon may plague exoplanets scientists hope might be habitable.

Portion of a photo taken by NASA's Curiosity rover while traversing the Kimberly formation on its journey south toward the center of Gale Crater.
Posted inResearch Spotlights

Curiosity Sends Curious Water Data from Mars

Sarah Stanley, Science Writer by Sarah Stanley 8 June 201624 April 2024

The rover's neutron spectroscopy instrument hints at an unexpected trend: The upper soil levels in the layers of Gale Crater's Kimberley formation seem to hold more water-associated hydrogen.

Posted inNews

Interior Water Not Ruled Out for Our Moon, Lab Tests Suggest

by A. McDermott 22 December 20152 May 2023

The experiments mimicked cooling of magma at the lunar surface. They found that any water in interior molten rock might have escaped so fast at the surface that none was left to be measured.

Posted inResearch Spotlights

Hydraulic Fracturing Water Use Is Tied to Environmental Impact

by L. Strelich 4 November 20159 February 2023

New map identifies varying water usage in hydraulic drilling operations across the United States and what this means for potential environmental impacts.

Posted inResearch Spotlights

Water Beneath the Surface of Mars, Bound Up in Sulfates

by S. Palus 14 April 20156 March 2023

Researchers present maps of hydrogen and sulfur that hint at water locked in hydrous sulfates in Mars's southern hemispheric soil.

Posted inResearch Spotlights

Dry Minerals in the Lower Mantle

by S. Palus 10 April 201530 September 2023

Laboratory-made perovskite helps explain how water is distributed inside the Earth.

Posted inResearch Spotlights

Pyroxenes Can Be Used to Estimate Upper Mantle Water Content

JoAnna Wendel, freelance science writer and illustrator by JoAnna Wendel 9 September 20144 August 2023

Scientists suggest using the mineral pyroxene to study the water content of the Earth’s upper mantle.

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