Fermi Improves Its Vision for Thunderstorm Gamma-Ray Flashes
The Fermi Gamma-ray Space Telescope being readied for launch. (NASA/Jim Grossmann) Thanks to improved data analysis techniques and a new operating mode, the Gamma-ray Burst Monitor (GBM) aboard NASA's Fermi Gamma-ray Space Telescope is now 10 times better at catching the brief outbursts of high-energy light mysteriously produced above thunderstorms.