Altitude-resolved S-band radar observations of graupel are used to decipher thunderstorm ground enhancements in surface electric field and gamma ray flux.
X-rays, gamma rays, and neutrinos
Posted inNews
Chinese-Led Solar Research Is Looking Bright
With new missions underway and planned, China is stepping up to observe our nearest stellar neighbor.
Posted inNews
How a Newly Discovered Mineral Might Explain Weird Mantle Behavior
Scientists not only synthesized davemaoite but deformed it at lower mantle conditions. They found its strength and viscosity to be substantially lower than those of other minerals that make up the lower mantle.
Posted inResearch Spotlights
Observations from Space and Ground Reveal Clues About Lightning
In a coordinated monitoring effort, scientists have uncovered the timing and triggering of high-energy lightning events in the sky.
Posted inEditors' Vox
Wind: Discoveries and Impacts of a Venerable Spacecraft
Wind has been one of the most robust, diverse, long-lasting, and impactful heliophysics missions ever to have been carried out.
Posted inEditors' Highlights
Lightning Discharge Type Linked to Terrestrial Gamma‐Ray Flashes
For the first time, the connection between energetic in cloud pulse and terrestrial gamma‐ray flashes is confirmed in the Gamma-Ray Observation of Winter Thunderclouds experiment in Japan.
Posted inNews
Students Launch Balloon-Borne Payloads into Thunderstorms
The High Energy Lightning Emission Network project hopes to detect elusive bursts of light and particles called terrestrial gamma ray flashes.
Posted inScience Updates
Understanding High-Energy Physics in Earth’s Atmosphere
Thunderstorms present a variety of hazards, including emissions of ionizing radiation. An international group of scientists met at an Armenian observatory to share their findings.
Posted inNews
An Underwater Telescope to Study Sky and Sea
To peer into the farthest reaches of the universe, you must first build a giant underwater telescope.
Posted inEditors' Highlights
X-Ray Computed Tomography Detects Resolution Scale Gold Grains
A method combining partial-volume and blurring effects can be used to measure small features in computed tomography data volumes.