Brunnian links are a type of nontrivial link – or knot – where multiple linked loops become unlinked if a single loop is cut or removed. Beyond ‘fun’ disentanglement toys and a tantalizing subject of ...

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Eva Howard is the Durham Public Schools (DPS) Executive Director of Safety, Security, & Emergency Management. She sat down with the ABC11 I-Team to talk about some of the measures DPS has in place to ...