Deep below the Black Hills of South Dakota in the Sanford Underground Research Facility (SURF), an innovative and uniquely sensitive dark matter detector—the LUX-ZEPLIN (LZ) experiment led by Berkeley Lab — has passed a check-out phase of startup operations and delivered the first results. https://newscenter.lbl.gov/2022/07/07/berkeley-lab-researchers-record-successful-startup-of-lux-zeplin-dark-matter-detector-at-sanford-underground-research-facility/