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Story summary
- Scientists at the Super Cryogenic Dark Matter Search (SuperCDMS) reached operating temperatures near absolute zero at SNOLAB.
- SNOLAB is a Canadian mine 6,800 feet underground in Ontario, shielding detectors from cosmic rays.
- Dark matter accounts for about 85% of the universe's matter but has not been directly observed.
- The team will begin a commissioning phase to calibrate detectors and study dark matter, rare isotopes, and new particle interactions.
