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RationPhantomslast Friday at 7:48 PM2 repliesview on HN

Same physics principles used to measure gravitational waves at LIGO (Laser Interferometer Gravitational-Wave Observatory)but just much, much smaller. Very neat!


Replies

mturmonlast Friday at 11:27 PM

Michelson interferometry is also used to measure the spatially-resolved velocity and magnetic field of the solar photosphere: https://en.wikipedia.org/wiki/Solar_Dynamics_Observatory -> Instruments

LolWolflast Friday at 9:37 PM

thanks !