Astrophysicists are using a global atmospheric model to help them coordinate a multicontinent, radio-frequency observing campaign to gaze at the black hole at the center of the Milky Way.
radar & radio
New Observations of Mysterious Radar Echoes
Exploring the relationship between solar extreme ultraviolet radiation flux and 150-km radar echoes.
A Better Way to Probe Peat
Florida scientists use ground-penetrating radar to image underground carbon stores in the Disney Wilderness Preserve.
Students Get Help from Weather Radar to Find Space Rock Remains
Teens helped by scientists and educators seek meteorites that plunged into Lake Michigan early this year. Weather radar guided the search for the projectiles.
A Survey of Solar Radio Burst Statistics
National solar radio archive records have substantial missing data potentially affecting the ability to benchmark extreme solar events.
Mystery of the Ionosphere’s “Gyro Line” Solved
A new study provides an updated hypothesis to describe a unique radar signature from plasma waves high above Earth, correcting errors that had stood for decades.
Using Strain Rates to Forecast Seismic Hazards
Workshop on Geodetic Modeling for Seismic Hazard; Menlo Park, California, 19 September 2016
After Decades, High-Altitude Observations Revived at Jicamarca
Recent upgrades to the Jicamarca Radio Observatory in Peru allow it to probe electron densities several thousand kilometers above Earth, a feat it hasn't accomplished in 50 years.
New Ground-Penetrating Radar Method Shows Promise in Aquifer
Recent advances in ground-penetrating radar data analysis could help reveal aquifer structure in unprecedented detail.
Global Positioning System Sparks New Data Revolution
Energetic particle data from the Global Positioning System constellation opens avenues for new research.