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human embryo

EMBRYO EDIT  Researchers in China and Texas have used CRISPR/Cas9 to repair disease-causing mutations in viable human embryos.

atoms

QUANTUM TANGLES  Scientists have pushed quantum entanglement to new levels in two experiments. In one study, researchers linked up millions of atoms, and in another, intertwined hundreds of large groups consisting of billions of atoms.

Hun skull

HEADY HUNS  A new analysis of diet among the Huns and ancient Romans uses human remains from five Roman Empire frontier sites, including this skull with a stretched-out braincase. The practice of binding children’s heads to elongate the skull is thought to have originated among nomadic Huns.

Pluto

PLANET OR NOT?  A group of planetary scientists label Pluto and many other orbs in the solar system as planets, despite the definition set down by the International Astronomical Union in 2006.



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