News

  1. Life

    Flamboyant fishes evolved an explosion of color as seas rose and fell

    Fluctuations in sea level due to cycling ice ages may have powered an engine in tropical seas that pumped out gaudy fish species.

    By Jake Buehler
  2. Health & Medicine

    Pfizer says its COVID-19 vaccine has 100 percent efficacy in young people

    Vaccinated 12- to 15-year-olds developed higher levels of coronavirus antibodies compared with vaccinated 16- to 25-year-olds from a previous trial.

    By Erin Garcia de Jesús
  3. Planetary Science

    A meteor may have exploded over Antarctica 430,000 years ago

    Tiny spherules recovered from a mountaintop suggest a space rock broke apart midflight and sprayed debris across thousands of kilometers.