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  1. Neuroscience

    Pain produces memory gain

    Searing pain can burn memories into the brain.

    By Laura Sanders
  2. Cosmology

    ‘Origins’ offers science-based account of creation

    In Origins, a science writer compiles an ambitious yet concise history of the universe and life on Earth.

    By Sid Perkins
  3. Physics

    Physics’ metamorphosis explored in slim new book

    From ancient Greek philosophy to quantum mechanics, a new book charts the evolution of physics.

    By Tom Siegfried
  4. Life

    Body’s bacteria don’t outnumber human cells so much after all

    New calculations show human cells about equal bacteria in the body.

    By Tina Hesman Saey
  5. Astronomy

    Newfound gas cloud may be graveyard of first stars

    A 12-billion-year-old gas cloud, rich in hydrogen and helium but nothing else, may house the remains of the universe’s first stars.