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  1. Planetary Science

    Bacteria that can make humans sick could survive on Mars

    Experiments suggest that common illness-causing microbes could not only survive on the Red Planet but also might be able to thrive.

    By Adam Mann
  2. Paleontology

    50 years ago, trilobite eyes mesmerized scientists

    Decades of research has confirmed that for such simple creatures, trilobites had astoundingly complex eyes.

    By Cassie Martin
  3. Animals

    Explore the expected life spans of different dog breeds

    An analysis of dogs in the United Kingdom found that breeds like miniature dachshunds have the longest life spans while bulldogs have the shortest.

    By Erin Garcia de Jesús
  4. Tech

    ‘Nuts and Bolts’ showcases the 7 building blocks of modern engineering

    Science News reviews Roma Agrawal's book, which updates the classic list of simple machines and reveals the heart and soul of engineering.