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Surprise facts about the helium rain on Jupiter
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Surprise facts about the helium rain on Jupiter

New research shows that helium rain can wash neon from Jupiter's upper atmosphere. Saturn is smaller and colder than Jupiter, and physicists expect that helium rain will…

December 12, 2019
Why is ice solid but floating?
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Why is ice solid but floating?

We usually know there are three states of matter, solid, liquid and gaseous, with the atoms in the solid denser than the liquid and the atoms in the liquid thicker than…

December 12, 2019
The photo shook in Alaska
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The photo shook in Alaska

The heartbreaking image of young polar bears scrambling for plastic containers shows the dreadful human impact on the environment.

December 12, 2019