News

  1. Physics

    Hydrogen takes a new form

    High-pressure studies may reveal a fourth phase for the element.

    By Alexandra Witze
  2. Earth

    Fault’s twists may shake up earthquake forecasts

    Deep angles along the southern San Andreas mean future temblors may be stronger than predicted.

    By Devin Powell
  3. Life

    When giant fleas roamed

    Fossils show ancient insects grew as long as 2 centimeters.

    By Rebecca Cheung
  4. Space

    Aura of life captured in Earthshine

    Light from Earth reflected off the moon contains the kind of information that could prove useful in the characterization of faraway exoplanets.

    By Nadia Drake
  5. Life

    Pollutants long gone, but disease carries on

    Even without new exposures, various chemicals can impact DNA and cause illness across at least three subsequent generations, rat study finds.