LUX–ZEPLIN dark matter detector: 7 tonnes of ultra-pure liquid xenon
IceCube Neutrino observatory: a cubic kilometre of ancient, pristine Antarctic ice
KM3NeT: a cubic kilometre of the Mediterranean. May contain plankton, fish poo and Vibrio cholerae.
@gregeganSF it's gonna be really funny tho if it turns out like 0.1% of cholera is made of dark matter
"well damn we should have looked here first"