Eleanor Roosevelt thanks a chemical engineering firm in Philadelphia for manufacturing water for the king and queen of England on their visit to America.
This video highlights a collection of letters from Eleanor Roosevelt to a chemical engineering firm in Philadelphia—thanking them for manufacturing water for a visit from the king and queen of England.
A potted history of porridge.
The science that animated a political idea.
A predator stalks Marion Island, and it weighs less than an ounce. Scientists are racing to stop it.
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