Scientists dive in—metaphorically—to Lake Snow Eagle, only recently revealed through ice-penetrating radar.
radar & radio
Posted inNews
Impact Structure Hidden Under Arctic Ice Dates to the Paleocene
Greenland’s Hiawatha impact structure, more than 30 kilometers in diameter, is much older than previously thought, new results suggest.
Posted inNews
Saturn’s Powerful Winds Explain Changes in the Length of Its Day
Atmospheric winds moving at more than 7,000 kilometers per hour distort Saturn’s magnetic field, revealing why spacecraft have measured changes in the length of a day on the ringed world.
Posted inNews
With MeerKAT, Astronomers Peer at the Possibilities of Radio Imaging
Stunning images of the center of the Milky Way showcase technology and techniques that may be a starting point for more discoveries.
Posted inNews
The Bumpy Search for Liquid Water at the South Pole of Mars
Studies since 2018 have provided competing explanations of bright radar reflections from the base of the south polar ice cap.
Posted inEditors' Highlights
Can Aurora Enhance Radar Monitoring of Arctic Aviation?
Enhanced E-region ionization produced by the aurora can be used to reflect signals from over-the-horizon radars and thus enable those radars to better monitor aviation in Arctic regions.
Posted inEditors' Vox
Expanding the Scope of Radio Science
AGU’s Radio Science journal announces an expansion in scope in response to technological developments and welcomes Technical Reports presenting measurements and experimental studies.
Posted inResearch Spotlights
A Transition Zone Below Jupiter’s Clouds
The microwave radiometer aboard NASA’s Juno spacecraft reveals the hidden atmospheric circulations at work deep below Jupiter’s colorful clouds.
Posted inAGU News
Elliott Receives 2020 John Wahr Early Career Award
John R. Elliott received the 2020 John Wahr Early Career Award at AGU’s virtual Fall Meeting 2020. The award recognizes “significant advances in geodetic science, technology, applications, observations, or theory.”
Posted inFeatures
Chasing Cyclones from Space
The pioneering use of satellite-based synthetic aperture radar to characterize tropical cyclones in near-real time has provided a crucial new tool with which to forecast powerful storms.