News

  1. Materials Science

    Breakup doesn’t keep hydrogel down

    Scientists create a new material that is strong, soft and self-healing.

    By Rachel Ehrenberg
  2. Humans

    Minor air traffic delays add up to big costs

    On average, the economic impact of late flights exceeds that of hurricanes

    By Sid Perkins
  3. Humans

    Children grasp time with distance in mind

    A study of Greek school children indicates that spatial knowledge lies at the root of how youngsters conceptualize time.

    By Bruce Bower
  4. Life

    Snail in shining armor

    A deep-sea gastropod’s natural shield may offer ideas for human protection.

    By Lisa Grossman
  5. Space

    New-star shine wearing off in nearby galaxy

    A galactic collision a billion years ago may have halted stellar formation by exhausting gaseous building blocks.