Gamma rays have the shortest wavelengths and highest frequencies at less than 10 picometers a wavelength and over 100 KeV of energy. Gamma rays help scientists understand the origin of the universe and how quickly it is expanding. Gamma rays are also used in chemotherapy to treat cancer.
Source: “Gamma Rays.” Symmetrymagazine, www.symmetrymagazine.org/sites/default/files/styles/2015_hero/public/images/standard/Fermi_LAT_sky_map-s.png?itok=HvuTL_Kp.
Gamma Rays tell us the origin of the universe and they tell us how fast it is expanding.
Gamma Rays are used in chemotherapy to help treat cancer.