Workshop on Modeling and Prediction of Extreme Space Weather Events; College Park, Maryland, 22–24 August 2016
space weather (hazard)
Posted inResearch Spotlights
Explaining Unexpected Twists in the Sun's Magnetic Field
New research shows how the Sun's magnetic field can shift when it approaches Earth, which can throw off space weather forecasts.
Posted inResearch Spotlights
Scientists Probe the Calm After Solar Storms
In forecasting the effects of solar storms, understanding how they subside—and not just how they arrive—will be crucial.
Posted inResearch Spotlights
How Lightning Creates "Killer Electrons" in Earth's Radiation Belts
New calculations show that lightning-triggered plasma waves in Earth's magnetosphere absorb energy from slow particles and energize electrons to levels that can damage satellites severely.
Posted inResearch Spotlights
When Lower-Atmosphere Waves Invade the Upper Atmosphere
A review of the literature shows that weather nearer Earth's surface could produce up to 35% of the ionosphere's variability.
Posted inScience Updates
Deciphering the Cosmogenic Code to Learn Earth's Surface History
Third Nordic Workshop on Cosmogenic Nuclide Techniques; Stockholm, Sweden, 8–10 June 2016
Posted inScience Updates
Space Weather from a Southern Point of View
A recently completed instrument array in Antarctica provides a more complete understanding of the near-Earth space environment.
Posted inResearch Spotlights
Mapping Geoelectric Hazards Across the United States
Variations in Earth’s magnetic field can induce electric fields in the ground, driving damaging currents through our power grids.
Posted inResearch Spotlights
Lab Experiment Tests What Triggers Massive Solar Eruptions
In a first-of-its-kind demonstration, scientists provide experimental support for a possible mechanism behind the formation of coronal mass ejections.
Posted inResearch Spotlights
What Causes GPS Signal Loss on Satellites like Swarm?
Using data from the European Space Agency's Swarm mission, scientists find that abrupt drops in the ionosphere's electron density may cause low-orbiting satellites to lose contact with GPS satellites