News

  1. Health & Medicine

    Biohazard: Smoking before or after pregnancy may harm daughters’ fertility

    Smoking before pregnancy or during breastfeeding might impair the female offspring's fertility, a study in mice shows.

    By Nathan Seppa
  2. Physics

    Einstein Unruffled: Relativity passes stringent new tests

    The moon's orbit and the dilated time of speeding atoms give new meaning to 'Einstein was right.'

    By Davide Castelvecchi
  3. Health & Medicine

    Wrong Way: HIV vaccine hinders immunity in mice

    An HIV vaccine hurts, not helps, the immune systems of mice, say scientists.

    By Brian Vastag
  4. Materials Science

    Snappy Transition: Venus flytrap inspires new materials

    Inspired by the quick-shut action of the Venus flytrap, researchers have designed a patterned surface with microscale hills that can rapidly flip to form valleys.