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By distilling bituminous coal in retorts to obtain gas for illumination, or by burning it in kilns or pits, the residue left behind is called coke, which is simply coal charcoal, and is nearly pure ...

In a rare move for a U.S. public official, Secretary of Health and Human Services Robert F. Kennedy, Jr., called for a paper ...

Human Case of Flesh-Eating Screwworms Detected In U.S.

Users’ Internet search questions can strengthen echo chambers, even on factual topics, but there are simple ways to lessen ...

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