News tagged with earth

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'Pale blue dot' images turn 25

Valentine's Day is special for NASA's Voyager mission. It was on Feb. 14, 1990, that the Voyager 1 spacecraft looked back at our solar system and snapped the first-ever pictures of the planets from its perch ...

Feb 16, 2015
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How carbonates behave in the Earth's interior

Carbonates are the most important carbon reservoirs on the planet. But what role do they play in the Earth's interior? How do they react to conditions in the Earth's mantle? These are the questions being ...

Feb 16, 2015
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A full day on Pluto-Charon

This time-lapse "movie" of Pluto and its largest moon, Charon, was recently shot at record-setting distances with the Long-Range Reconnaissance Imager (LORRI) on NASA's New Horizons spacecraft. The movie ...

Feb 13, 2015
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Do stars move?

We know that Earth is not the center of the universe—let alone the Solar System—but looking at the sky, it's easy to get confused. Stars appear to be rising and setting, as well as the planets, Moon and ...

Feb 10, 2015
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A song of fire and ice in the ocean

Cyclic changes in the tilt of the Earth's axis and the eccentricity of its orbit have left their mark on hills deep under the ocean, a study published in Science has found.

Feb 10, 2015
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Why meteors light up the night sky

Meteors have been seen since people first looked at the night sky. They are comprised of small pieces of debris, typically no larger than a grain of dust or sand, which continually crash into the Earth's ...

Feb 09, 2015
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