First pig-to-human heart transplant: what can scientists learn?

Researchers hope that a person who has so far lived for a week with a genetically modified pig heart will provide a trove of data on the possibilities of xenotransplantation.


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  • Three-dimensional analysis of the solar neighbourhood shows that nearly all star-forming regions near the Sun lie on the surface of the Local Bubble, which was inflated by supernovae about 14 million years ago.

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    • Alyssa A. Goodman
    • Cameren Swiggum
  • Strange metallicity—in particular, resistance that is linear in temperature and magnetic field—is observed in a nanopatterned YBa2Cu3O7−δ bosonic system.

    • Chao Yang
    • Haiwen Liu
    • Yanrong Li
  • Simultaneous recordings from hundreds of grid cells in rats, combined with topological data analysis, show that network activity in grid cells resides on a toroidal manifold that is invariant across environments and brain states.

    • Richard J. Gardner
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    Article Open Access

Young Universities

Their goals may be different, and so may the paths they are taking to reach them, but the universities aged 50 and under featured in this Nature Index supplement are proof that youth need not be a barrier to strong research performance.
Nature Index

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