Scientists found a 20-day “heartbeat” in space, and it points to Einstein’s theory |
A dead star is “pulsing” every 20 days, pointing to Einstein’s theory. Image credit – Gemini Black holes are famous for hiding secrets. Scientists have discovered a periodic signal originating from what was once a star destroyed by a black hole. The signal repeats itself once every 20 days in the form of pulsations, suggesting…