News

  1. 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
  2. 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.

    By Carolyn Wilke
  3. Health & Medicine

    Omicron crushed delta in the U.S. These numbers show just how fast it happened

    It took the delta coronavirus variant eight weeks to make up more than 50 percent of new U.S. COVID-19 infections, estimates show. It took omicron two.