Another piece in the dark matter puzzle

Most scientists agree that most of the matter in the universe is dark. Dark matter, which is undetectable through direct observation, can only be inferred because of its effects on the matter that we can see.

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<p><a href="http://www.physorg.com/news110795864.html">Another piece in the dark matter puzzle</a></p> <p>Most scientists agree that most of the matter in the universe is dark. Dark matter, which is undetectable through direct observation, can only be inferred because of its effects on the matter that we can see.</p>