Will someone please tell President Donald Trump that he’s not running against Joe Biden anymore? Almost a year into his second term, he can’t seem to let his former opponent go. “Eleven months ago, I ...

In general, liquid-liquid extraction is applied where alternative separation technologies such as distillation are uneconomical, or even unsuitable. Typical examples: Simultaneous separation of ...

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Coffman, who died Dec. 15 at 83, went on to become perhaps Hawaii’s most influential modern historian. Read more ...

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The incident happened near the town of Adamuz, close to the city of Cordoba.

Will someone please tell President Donald Trump that he’s not running against Joe Biden anymore? That much should be obvious, even to casual observers, but halfway into his second term, Trump can’t ...