High up on the Tibetan plateau, scientists just measured the most energetic light ever seen. These photons were gamma rays with energies exceeding 100 trillion electronvolts — one even had nearly 500 trillion electronvolts of energy…
High up on the Tibetan plateau, scientists just measured the most energetic light ever seen. These photons were gamma rays with energies exceeding 100 trillion electronvolts — one even had nearly 500 trillion electronvolts of energy…