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.
Radio Science
Posted inScience Updates
Amateur Radio Operators Help Fill Earthquake Donut Holes
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.
Posted inFeatures
Ham Radio Forms a Planet-Sized Space Weather Sensor Network
For researchers who monitor the effects of solar activity on Earth’s atmosphere, telecommunications, and electrical utilities, amateur radio signals a golden age of crowdsourced science.
Posted inResearch Spotlights
A Better Understanding of How the Sun Bends Light
Incorporating the refractive index of the Sun into models of gravitational lensing effects improves agreement with measurements of the phenomenon.
Posted inScience Updates
Returning Lightning Data to the Cloud
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.
Posted inResearch Spotlights
New Antenna Design Could Improve Satellite Communications
A novel antenna design promises to improve bandwidth and allow for better communication between Earth stations and satellites.
Posted inEditors' Highlights
High Resolution Imaging of Ionosphere by Lightning
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 inResearch Spotlights
Equatorial Ionospheric Scintillation During Daytime
Scintillation—flickers and distortions in radio waves passing through the ionosphere—can happen during daytime and at much lower dip latitudes than previously thought.
Posted inEditors' Highlights
Meteors Can be Used to Calibrate a Radar System
Every day meteors burn up in the atmosphere with highly predictable results, reflecting radio waves that could be used to calibrate antennas.
Posted inResearch Spotlights
How to Build a Better Light Trap
Nanosized chambers capture bits of light for infinite amounts of time.