Researchers outline a path to turn carbon dioxide into a valuable green fuel and chemical feedstock, offering a promising strategy for a circular carbon economy. As the world faces the urgent ...

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About 2.5 billion years ago, free oxygen first started to accumulate to meaningful levels in Earth’s atmosphere, setting the stage for the rise of complex life. Scientists refer to this phenomenon as ...

The internet is good for plenty of things, but perhaps its most underrated value is its ability to turn an absolute nothingburger of a question into a worldwide search for truth. Case in point: the ...

Isopropyl alcohol (IPA; aka 2-propanol, but never “isopropanol”) is a common solvent, reagent, and disinfectant. It is flammable, with a characteristic odor that is similar to ethanol’s, but more ...

A federal court ordered the brand Balance of Nature to stop producing and selling its dietary supplement products this week, after the Food and Drug Administration accused the two Utah-based companies ...

Tiny mineral inclusions picture for the first time oxygen accumulated in the atmosphere and changed the composition of the mantle. Credit: Hugo Moreira / Nature Geoscience Using synchrotron techniques ...

ABSTRACT: In gamma irradiated aqueous acidic uranium solutions, tetravalent uranium ions are easily oxidized while U(VI) ions remain unchanged. In general, valence change of polyvalent metallic ions ...

The crisis, when it came, arrived so quickly that its scale was hard to recognize at first. From 2012 to the start of the pandemic, the number of English majors on campus at Arizona State University ...