Kathryn M. Zurek
Viewpoint
Cosmic light matter probes heavy dark matter
New results from the Fermi Gamma-Ray Space Telescope, the most precise to date in the energy range 20GeV to 1TeV, should help resolve whether cosmic rays composed of the lightest charged particles, i.e., electrons and positrons, come from dark matter or some other astrophysical source. Read More ยป