Uncategorized

  1. Animals

    When and why did masturbation evolve in primates? A new study provides clues

    In a first-of-its-kind comparative study, researchers show that primates were masturbating 40 million years ago and that the behavior may help males keep their sperm fresh.

    By Darren Incorvaia
  2. Life

    A gene therapy shot might keep cats from getting pregnant without being spayed

    Even after mating with fertile males, females given the cat contraceptive, which targets an ovulation-preventing hormone, did not get pregnant.

    By Erin Garcia de Jesús
  3. Ecosystems

    Marjorie Weber explores plant-protecting ants and other wonders of evolution

    Cooperation across the tree of life is an understudied driver of evolution and biodiversity, Marjorie Weber says.