Also: .truh daeh ym sekam sihT
“The light curves of six gamma-ray burst events showed evidence of complex time-reversible wavelike structures – that is, there was an event in each pulse in which time seemed to repeat itself backwards.”
“Gamma-Ray Bursts Might Have a Really Weird Time-Reversible Mirroring Effect”
https://www.sciencealert.com/bright-gamma-ray-bursts-have-complex-time-reversible-wavelike-structures