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  1. Physics

    Tale of the tape

    The humble desk adhesive is a tiny particle accelerator.

    By Marissa Cevallos

  2. Vitamin D is essential to the modern indoor lifestyle

    It’s known that vitamin D is necessary for proper bone formation and maintenance. But recent decades have seen a torrent of studies suggesting that vitamin D can also affect many other aspects of health; some scientists have come to consider the daily recommended intake of 400 international units of vitamin D far too low. Michael […]

    By Michael Holick
  3. Earth

    Oceanographers with flippers

    Tracking seal dives off Antarctica reveals seafloor troughs that affect ocean circulation.

    By Alexandra Witze

  4. Siblings of autistic children may share some symptoms

    Studies may need to account for a predisposition to autistic traits in undiagnosed members of families where the disorder occurs.