Getting rid of the “forever chemical” Trifluoroacetic acid, or TFA, found in everything from drinking water to human blood, may be an impossible task.

Tentative detections of life-linked molecules in a star’s disk suggest planets may form with the ingredients for life already ...

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The president’s use of migrants as bargaining chips will corrode international politics. By Jeff Crisp A newly enacted “visa integrity fee” will apply to millions of foreign visitors ...