Superconductor Breakthrough Claims Traced to a Basement Lab in Seoul

In a neighborhood in Seoul there's an ordinary red-brick, four-story building, reports Bloomberg — but there's something unique about the building's basement office. It's somehow the registered address of the Centre "whose extraordinary claims about a breakthrough in superconductor technology have shocked the scientific community and captivated the world."Bloomberg also reports that:
- "No one responded when a Bloomberg News reporter knocked on the center's locked doors or reached out via