News

  1. Paleontology

    In a first, scientists spot what may be lungs in an ancient bird fossil

    Possible traces of lungs preserved with a 120-million-year-old bird fossil could represent a respiratory system similar to that of modern birds.

    By Carolyn Gramling
  2. Artificial Intelligence

    Artificial intelligence crowdsources data to speed up drug discovery

    A new AI that judges whether drugs will interact with certain proteins can train on data from multiple sources while keeping that info secret.

    By Maria Temming
  3. Archaeology

    The water system that helped Angkor rise may have also brought its fall

    A complex water system magnified flooding’s disruption of the medieval Cambodian city of Angkor.

    By Bruce Bower
  4. Earth

    These ancient mounds may not be the earliest fossils on Earth after all

    A new analysis suggests that tectonics, not microbes, formed cone-shaped structures in 3.7-billion-year-old