SIMPLE (
Superheated
Instrument for
Massive
Partic
Le
Experiments) is an experiment search for direct evidence of
dark matter. It is located in a 61 m
3 cavern at the 500 level of the Laboratoire Souterrain à Bas Bruit (
LSBB] near
Apt in southern
France. The experiment is predominantly sensitive to
spin-dependent interactions of
weakly interacting massive particles (or WIMPs).