Dr. Valerie Connaughton was featured in this ScienceCast YouTube video about a Fermi satellite that detected antimatter coming from thunderstorms right here on Earth.

http://www.youtube.com/watch?v=hN0wGga5e0I

Researchers studying thunderstorms have made a surprising discovery: The lightning we see with our eyes has a dark competitor that discharges storm clouds and flings antimatter into space. Astrophysicists and meteorologists are scrambling to understand "dark lightning."