News

  1. Life

    Sleeping glass frogs hide by storing most of their blood in their liver

    Glass frogs snoozing among leaves blend in by hiding almost all their red blood cells in their liver until the tiny animals wake up.

    By Susan Milius
  2. Space

    Io may have an underworld magma ocean or a hot metal heart

    New calculations support dueling ideas for what powers the ubiquitous volcanoes on the hellish surface of Jupiter’s innermost moon.

    By Nikk Ogasa
  3. Life

    Here are 5 record-breaking science discoveries from 2022

    The earliest surgery, fastest supercomputer and biggest single-celled bacteria were some of this year’s top science superlatives.

    By Erin Wayman
  4. Life

    Squid edit their RNA to keep cellular supply lines moving in the cold

    Squid change their RNA more often in the cold, producing motor proteins that keep cellular cargo on track.