Uncategorized

  1. Earth

    Resonating with the ocean

    An experiment may explain the origin of underwater waves that shape the sediment of continental slopes.

    By Davide Castelvecchi
  2. Health & Medicine

    Ch-ch-ch-changes

    Epigenetic shifts continue throughout a person’s lifetime, and the overall pattern of these shifts appears similar within families.

    By Tina Hesman Saey
  3. Space

    Safe from black holes

    The Large Hadron Collider could generate black holes, but they would be too tiny and short-lived to do any harm and would be no more malevolent than the cosmic rays constantly bombarding Earth, two new reports find.

    By Ron Cowen
  4. Health & Medicine

    Heel test

    A simple, inexpensive ultrasound test of the heel might reveal whether a person is at risk of osteoporosis and should get more extensive tests.