1. Visit science.nasa.gov/ for more.

    The common roundworm shares a surprising amount of genetic material with humans - enough, in fact, to make them the good substitutes for astronauts in low-gravity medical studies.

    More on Space Aging! nasa.gov/mission_pages/station/research/news/space_aging

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  2. Visit science.nasa.gov/ for more.

    On Earth, a fast runner takes a few hours to complete a marathon. On Mars, it's taken 11 years. NASA's Opportunity rover crossed that finish line in 2015.

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  3. Visit science.nasa.gov/ for more.

    The Amazon rainforest and the Sahara desert seem utterly different. Yet NASA satellites have discovered a surprising connection that intimately links these two disparate parts of our planet.

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  4. Visit science.nasa.gov/ for more.

    At the end of a day devoted to Earth, people can look to the heavens for a beautiful shower of Lyrid meteors.

    nasa.gov/content/earth-right-now/

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  5. Visit science.nasa.gov/ for more.

    Citizen scientists scanning images from a NASA observatory have found "yellow balls" in space that may hold important clues to the mysteries of starbirth.

    Spitzer Space Telescope: spitzer.caltech.edu/

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NASA ScienceCasts

Science@NASA Plus

ScienceCasts are short videos about fun, interesting, and unusual science topics encountered by NASA’s science missions.

For more, please visit science.nasa.gov/

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