News

  1. Health & Medicine

    Chewing sugar-free gum reduced preterm births in a large study

    Among 10,000 women in Malawi, those who chewed xylitol gum daily had fewer preterm births compared with women who didn’t chew the gum.

    By Aimee Cunningham
  2. Astronomy

    How ‘hot Jupiters’ may get their weirdly tight orbits

    Gravitational kicks from other planets and stars can send giant worlds into orbits that bring them close to their suns.

    By Ken Croswell
  3. Planetary Science

    These are the first visible-light images of Venus’ surface captured from space

    Cameras aboard NASA’s Parker Solar Probe managed to peer through Venus’ thick clouds to photograph the planet’s surface.

    By Nikk Ogasa
  4. Animals

    A diamondlike structure gives some starfish skeletons their strength

    Electron microscope images of knobby starfish’s calcite skeletons reveal an unexpected architecture that compensates for the mineral’s brittleness.