News

  1. Animals

    How male seahorses tap into their mothering side

    By studying the genes responsible for the seahorse’s brood pouch, researchers uncovered a new route to “motherhood.”

    By Elizabeth Pennisi
  2. 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
  3. 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
  4. Psychology

    Chatbots spewing facts, and falsehoods, can sway voters

    Chatbots that dole out fact-laden arguments can sway voters.