A new study repurposes telecommunications cables to harness sound from light. The method can accurately measure ground motion from distant earthquakes.
Geophysical Research Letters
Posted inResearch Spotlights
Shedding Light on the Southern Ocean Carbon Sink
One of the world’s largest carbon sinks is still poorly understood.
Posted inResearch Spotlights
Pinpointing Effects of Hadley Cell Expansion
As a major atmospheric circulation system spreads farther poleward, some regions are drying out. But as time passes, will this drying be symmetrical across the globe?
Posted inEditors' Highlights
Two Paired Eddies Travel Faster and Further Than One
The first observational evidence of dipole eddy pairs (modons) in the southern midlatitude ocean reveals that they move faster, live longer, and travel greater distances compared to single eddies.
Posted inResearch Spotlights
First Near-Global Measurements of Isotopic Nitrous Oxide
By harnessing satellite data collected from low-Earth orbit, scientists can now track the distribution of atmospheric nitrous oxide and its isotopes.
Posted inEditors' Highlights
Mapping Extreme-Value Geoelectric Fields
To help mitigate magnetic storm interference on electric power grid operations, extreme-value geoelectric fields have been mapped across the mid-Atlantic United States.
Posted inResearch Spotlights
Space Weathering Asymmetrically Alters Lunar Crater Walls
Directional differences in craters’ optical properties suggest that the solar wind, not tiny meteorites, is the main driver of space weathering on the Moon.
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Tracing the Path of Gas Atoms from Earth to the Final Frontier
Scientists capture the first complete image of Earth’s luminous geocorona and prove its ecliptic north–south symmetry.
Posted inEditors' Highlights
New Observations of Mysterious Radar Echoes
Exploring the relationship between solar extreme ultraviolet radiation flux and 150-km radar echoes.
Posted inResearch Spotlights
Rethinking How Water Circulates Between the Oceans and Land
A reexamination of the global water cycle shows that tropical coastlines exert a profound influence on atmospheric water circulation by wringing water vapor from the atmosphere.