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The geography of Antarctica's underside

Planetary scientists would be thrilled if they could peel the Earth like an orange and look at what lies beneath the thin crust. We live on the planet's cold surface, but the Earth is a solid body and the surface is continually ...

dateDec 08, 2015 in Earth Sciences
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What are the Earth's layers?

There is more to the Earth than what we can see on the surface. In fact, if you were able to hold the Earth in your hand and slice it in half, you'd see that it has multiple layers. But of course, the interior of our world ...

dateDec 07, 2015 in Earth Sciences
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Mars compared to Earth

At one time, astronomers believed the surface of Mars was crisscrossed by canal systems. This in turn gave rise to speculation that Mars was very much like Earth, capable of supporting life and home to a native civilization. ...

dateDec 07, 2015 in Space Exploration
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What kinds of stars form rocky planets?

As astronomers continue to find more and more planets around stars beyond our own Sun, they are trying to discover patterns and features that indicate what types of planets are likely to form around different kinds of stars. ...

dateDec 03, 2015 in Astronomy
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