202K views · 1.1K shares | Gamma-ray bursts are the brightest, most violent explosions in the universe, but they can be surprisingly tricky to detect. So how did we discover them? It was sort of an accident. Get the details and see how the NASA Fermi Gamma-ray Space Telescope helps us study these events today: https://nasa.tumblr.com/post/176492220069/gamma-ray-bursts-black-hole-birth-announcements | NASA - National Aeronautics and Space Administration | Facebook