News

  1. Health & Medicine

    Decent Interval; Well-spaced babies may have advantage

    Babies conceived between 18 months and 5 years after their mothers' previous birth are healthier than are babies conceived before or after these two points in time.

    By Nathan Seppa
  2. Tech

    Switch-a-Vision: Electric spectacles could aid aging eyes

    A new type of eyeglasses that change their focus in response to electric signals may one day replace bifocals and other types of reading glasses.

    By Peter Weiss
  3. Astronomy

    Crash: Ripples of space-time debut in black hole simulations

    Two teams have for the first time successfully simulated the merger of two black holes and the event's production of gravitational waves.