Uncategorized

  1. Paleontology

    Nanotyrannus is still not a teenage T. rex

    Nanotyrannus wasn’t a juvenile T. rex but a petite adult of a separate species, a new study of fossil hyoid bones finds, bolstering a recent report.

    By Carolyn Gramling
  2. Health & Medicine

    How a bacterial toxin linked to colon cancer messes with DNA

    A closeup look at colibactin’s structure reveals chemical motifs that guide its mutation-wreaking “warheads” to specific stretches of DNA.

    By Elise Cutts
  3. Psychology

    Chatbots spewing facts, and falsehoods, can sway voters

    Chatbots that dole out fact-laden arguments can sway voters. Those facts don’t have to be true.

    By Sujata Gupta
  4. Earth

    A volcanic eruption might have helped bring the Black Plague to Europe

    A volcanic eruption may have triggered a deadly chain of events that brought the Black Plague to Europe in the 14th century.