Uncategorized

  1. Neuroscience

    A blood test could predict the risk of Alzheimer’s disease

    A blood test can predict the presence of an Alzheimer’s-related protein in the brain.

    By Laurel Hamers
  2. Animals

    A peek into polar bears’ lives reveals revved-up metabolisms

    Polar bears have higher metabolisms than scientists thought. In a world with declining Arctic sea ice, that could spell trouble.

    By Susan Milius
  3. Tech

    New laser emits a more stable, energy-efficient light beam

    A new type of laser could emit more stable, energy-efficient light beams than its conventional counterparts.

    By Maria Temming
  4. Physics

    Gravity doesn’t leak into large, hidden dimensions

    Gravitational waves from a recently observed neutron star merger offer no evidence of large, unknown dimensions.