Nature, Published online: 22 January 2025; doi:10.1038/s41586-024-08470-1
New topological states have been observed in rhombohedral graphene/hBN moiré superlattices, including fractional and extended quantum anomalous Hall effects, at ultra-low temperatures, demonstrating the rich quantum phenomena emerging from correlated electrons in topological flat bands.
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The practice of separating children from their parents and resulting consequences continue to be current concerns. In spite of the previous court order, families are still being separated at the border.
Separating children from their parents while attempting to cross from Mexico into the United States without authorization often also means separation from the family. Both have adverse affects on the children and parents, the family and future generations.
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