News

  1. Life

    Mega El Niños kicked off the world’s worst mass extinction

    Long-lasting, widespread heat and weather extremes may have caused the Great Dying extinction event 252 million years ago.

    By Jake Buehler
  2. Artificial Intelligence

    Talking to a chatbot may weaken someone’s belief in conspiracy theories

    AI might help lift conspiracy theorists out of the rabbit hole, but some researchers say proceed with caution.

    By Sujata Gupta
  3. Anthropology

    Ancient DNA unveils a previously unknown line of Neandertals

    DNA from a partial skeleton found in France indicates that European Neandertals consisted of at least two genetically distinct populations.

    By Bruce Bower
  4. Health & Medicine

    California droughts may help valley fever spread

    Droughts temporarily dampen the number of valley fever cases across the state, but cases spike in the years after rains return.