Altitude-resolved S-band radar observations of graupel are used to decipher thunderstorm ground enhancements in surface electric field and gamma ray flux.
everything atmospheric
Posted inNews
The Sun Bakes Wildfire Smoke, Changing Its Toxicity
A new study questions the narrative that dilution is the solution to pollution.
Posted inNews
Fossil Fuels Drive Increase in Atmospheric Helium
After decades of uncertainty, scientists have finally shown that fossil fuel extraction has flooded the atmosphere with 4He.
Posted inEditors' Highlights
Using Artificial Intelligence to Study Convection
Machine learning techniques are used to examine relationships between the large-scale state of the atmosphere, the convection total area, and the degree of organization in northern Australia.
Posted inEditors' Highlights
Uncovering the Mysterious STEVE Aurora
Scientists present the first direct observations on the rapid evolution of a bright red auroral arc into a thin white-mauve arc known as STEVE.
Posted inFeatures
Indoor Air Pollution in the Time of Coronavirus
How aerosol scientists spread the word on the airborne transmission of COVID-19–and what it means for cleaning our indoor air.
Posted inResearch Spotlights
Solar Wind a Major Driver of Atmospheric Sodium at Mercury
MESSENGER observations show a 50% rise in atmospheric sodium-group ions during periods of high solar wind activity.
Posted inResearch Spotlights
Modeling Atmospheric Waves from Hunga Tonga–Hunga Ha‘apai
A shallow-water oceanic model showed agreement with satellite observations of atmospheric waves produced by the eruption of the underwater volcano.
Posted inEditors' Highlights
Arctic Ozone Loss Brings Warming to the Near Surface
New research confirms that ozone loss over the Arctic can lead to widespread warming near the Artic surface during late winter and early spring.