Determined: Fighting Alzheimer's Preview

Extras

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  Could Mars Have a Ring Around It One Day?

  The moon Phobos has a mysterious origin but a certain expiration date.

  2:16
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  Cameras Capture Earthbound Meteorite

  Some large meteorites survive their descent through our atmosphere and land on Earth.

  1:39
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  This Moon May Have the Ingredients for Life

  The ocean beneath Europa’s icy shell might be an ideal environment for life.

  2:14
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  Could This Icy Moon’s Ocean Support Life?

  Hydrothermal vents in Enceladus’ ocean may hold the promise of life.

  1:21
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  Enceladus: A Frozen Moon With Explosive Eruptions

  Enceladus’ small size and icy surface is no limitation to its extreme volcanism.

  1:56
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  How the Martian Atmosphere Helped Nasa’s Rovers Restore Energy

  Martian dust devils may have helped NASA’s rovers restore power during mission.

  2:59
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  Why Do Comets Have Tails?

  As comets cross the invisible boundary known as the ice line, their ice starts turning into gas.

  0:55
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  This Tiny Moon Is a Volcanic Powerhouse

  Io’s intense volcanic activity defies all expectations.

  2:45
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  How a Walnut-Shaped Moon Help Shape Saturn’s Rings

  For millions of years, a tiny moon has made a significant impact on the structure of Saturn’s rings.

  2:35
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  Venus: The Planet With Battery Acid Clouds

  This is what it would be like to walk on the surface of Venus.

  3:27