Sulfur is one of the most abundant elements in the universe. If you peer into a diffuse interstellar cloud, you find loads of it—about the amount expected based on fusion patterns in the stars it was ...

Astronomers may have uncovered new details about one of the Milky Way's most important ancient collisions. Using data from ...

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Measuring blood NAD levels revealed no difference across age, diet, or exercise habits, indicating that scientists must rethink blood-based biomarkers of healthy aging.