Scientists test whether sparse, indirect data can reveal ancient ocean chemistry and circulation patterns.
geochemistry
Posted inNews
Tide Pools Mimic Climate Change in Everyday Cycle
Researchers unexpectedly discovered that tiny shoreline ecosystems act as miniature laboratories in which ocean acidification and its effects play out nightly.
Posted inNews
Using Acid and Physical Force, Fungi Burrow Through Rock
Scientists observe the step-by-step process by which a fungus attacks a mineral to extract vital nutrients.
Posted inResearch Spotlights
Icelandic Eruption Caused Record-Breaking Sulfur Dioxide Release
Satellite and ground-based data reveal sulfur dioxide flux, trace element release, and preeruption magma movement.
Posted inNews
Electrical Concrete Offers Green Alternative to Airport Deicers
The Federal Aviation Administration is testing conductive concrete as a replacement for water-polluting chemicals used to melt ice from airport tarmacs.
Posted inResearch Spotlights
How Saturn Alters the Ionosphere of Titan
New research shows that Saturn's powerful magnetic field changes the atmospheric chemistry of its largest moon, Titan.
Posted inScience Updates
Where Curiosity Has Taken Us
The Curiosity rover, one of NASA's flagship missions, analyzes Martian geology, geochemistry, climatology, and radiation to assess whether Mars could have supported microbial life.
Posted inResearch Spotlights
Model of Solar Cycle's Impact on Climate Gets Upgrade
A new model of how the Sun's 11-year cycle affects climate leads to slight changes in model results on atmospheric chemistry, but temperature and wind results are consistent with the previous model.
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How Bat Breath and Guano Can Change the Shapes of Caves
Researchers working in caves in Borneo and elsewhere are finding evidence that biological processes shape many tropical caves by slowly eating away at surrounding rock.
Posted inResearch Spotlights
Curiosity Rover Finds Organic Molecules on Martian Surface
Scientists assess the present and past habitability of Mars from organic compounds detected at Gale Crater.