Astrophysicists Solve ‘Empty Sky’ Gamma Rays Mystery

Radio telescope among the trees.

Star-forming galaxies are responsible for creating gamma-rays that until now had not been associated with a known origin. (Image: Didgeman via Pixabay)

Understanding Rare Lightning-Triggered Gamma Rays

A thunderstorm with lightning.

The researchers brought in lightning experts from the Langmuir Laboratory for Atmospheric Research at New Mexico Techto help study the lightning in more detail. (Image: Troy Oakes via Nspirement)