News

  1. Animals

    Cold War nuclear test residue offers a clue to whale sharks’ ages

    One unexpected legacy of the Cold War: Chemical traces of atomic bomb tests are helping scientists figure out whale shark ages.

    By Maria Temming
  2. Astronomy

    ‘Oumuamua might be a shard of a broken planet

    A new origin story for the solar system’s first known interstellar visitor suggests it may have been part of a world that got shredded by its star.

    By Christopher Crockett
  3. Math

    To cook a perfect steak, use math

    As a steak cooks in an oven, movement of liquid within the meat causes it to become extra juicy in the center in a way that can be predicted by mathematics.