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Science News by AGU

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Radio Science

Two satellite dishes
Posted inEditors' Vox

Expanding the Scope of Radio Science

by Sana Salous 25 January 202214 February 2022

AGU’s Radio Science journal announces an expansion in scope in response to technological developments and welcomes Technical Reports presenting measurements and experimental studies.

Map of the Melbourne region showing how radio link observations correlated with measurements from surface air quality stations
Posted inEditors' Highlights

New Data on Smoke Particulates from Cellular Radio Signals

by D. Wuebbles 25 March 202126 October 2021

Through analyzing radio links signal levels, retrieved surface smoke particulate concentrations can complement limited datasets from air quality stations in improving impacts analyses for wildfires.

An antenna setup towers over a residential house in Los Angeles, Calif.
Posted inScience Updates

Amateur Radio Operators Help Fill Earthquake Donut Holes

by D. J. Wald, V. Quitoriano and O. Dully 22 February 202126 October 2021

Ham radio networks gear up to provide real-time, on-the-ground information about earthquake shaking and damage when other communication pathways are knocked out of commission.

Processed image of the 1919 solar eclipse
Posted inResearch Spotlights

A Better Understanding of How the Sun Bends Light

by Damond Benningfield 3 December 2020

Incorporating the refractive index of the Sun into models of gravitational lensing effects improves agreement with measurements of the phenomenon.

Part of the High-frequency Active Auroral Research Program antenna array in Alaska
Posted inScience Updates

Returning Lightning Data to the Cloud

by M. Cohen 24 April 202022 November 2021

Scientists are assembling an online database with decades of low-frequency radio measurements collected worldwide to facilitate modern research about lightning, space weather, and more.

An up-close look at the new antenna design
Posted inResearch Spotlights

New Antenna Design Could Improve Satellite Communications

by David Shultz 14 March 201910 March 2022

A novel antenna design promises to improve bandwidth and allow for better communication between Earth stations and satellites.

A false-color image of Venus’s atmosphere
Posted inResearch Spotlights

New Analysis Provides a Fresh View of the Atmosphere on Venus

by Aaron Sidder 17 January 20195 January 2022

Researchers apply a radio holographic method to standard Venusian atmospheric data, resulting in outputs with finer vertical resolution and revealing small-scale atmospheric structures.

Posted inEditors' Highlights

High Resolution Imaging of Ionosphere by Lightning

by V. Pasko 14 December 201814 December 2018

The three-dimensional distribution of electron density in the Earth’s ionosphere could be obtained using the broadband radiation of naturally occurring lightning discharges.

Posted inEditors' Highlights

Polarization Measurements Probe the Physics of Lightning

by M. Zhang 31 October 20185 January 2022

A new measurement capability can detect the polarization of the radio frequency wave of lightning sources, which reveals different forms of lightning breakdown processes.

Satellites emit signals that can get weakly disrupted in unexpected regions of the ionosphere, research shows.
Posted inResearch Spotlights

Equatorial Ionospheric Scintillation During Daytime

by E. Underwood 27 September 2018

Scintillation—flickers and distortions in radio waves passing through the ionosphere—can happen during daytime and at much lower dip latitudes than previously thought.

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