Faster than the Speed of Light: New Research Looks at Gamma-Ray Bursts
https://today.cofc.edu/2019/09/23/faster-than-the-speed-of-light-new-research-looks-at-gamma-ray-bursts/Faster-Than-Light Speeds Could Be Why Gamma-Ray Bursts Seem to Go Backwards in Time
https://www.sciencealert.com/faster-than-light-speeds-could-be-the-reason-why-gamma-ray-bursts-seem-to-go-backwards-in-timeGamma-ray heartbeat powered by the microquasar SS 433 | Nature Astronomy
https://www.nature.com/articles/s41550-020-1164-6Mechanical oscillations cause iron to become transparent to gamma rays – Physics World
https://physicsworld.com/a/mechanical-oscillations-cause-iron-to-become-transparent-to-gamma-rays/Scientists detect a 'gamma-ray heartbeat' linking two cosmic forces
https://www.inverse.com/science/cosmic-cloud-black-hole-share-heartbeatUltrahigh-energy photons up to 1.4 petaelectronvolts from 12 γ-ray Galactic sources | Nature
https://www.nature.com/articles/s41586-021-03498-z