Viviane Callier

  • Explore
    Article Lead Image

    Some Proteins Change Their Folds to Perform Different Jobs

    Unusual proteins that can quickly fold into different shapes provide cells with a novel regulatory mechanism.

  • Explore
    Article Lead Image

    Plant Cells of Different Species Can Swap Organelles

    In grafted plants, shrunken chloroplasts can jump between species by slipping through unexpected gateways in cells walls.

  • Explore
    Article Lead Image

    New Veggies for a Warming Planet

    We need a diversity of crops to adapt to Earth’s changing climate.

  • Explore
    Article Lead Image

    Scientists Find Vital Genes Evolving in Genome’s Junkyard

    Even genes essential for life can be caught in an evolutionary arms race that forces them to change or be replaced.

  • Explore
    Article Lead Image

    Viruses Have a Secret, Altruistic Social Life

    Researchers are beginning to understand the ways in which viruses strategically manipulate and cooperate with one another.