Uncategorized
- Planetary Science
A rain of electrons causes Mercury’s X-ray auroras
The first direct measurement of electrons raining down on Mercury suggests this particle precipitation causes most auroras in the solar system.
- Health & Medicine
Iron deficiency goes unnoticed in too many U.S. female adolescents
Low iron causes problems from dizziness to severe anemia. It’s time to reevaluate screening guidelines to catch the problem earlier, an expert argues.
- Chemistry
How Benjamin Franklin fought money counterfeiters
Researchers are confirming some of the techniques that Benjamin Franklin and his associates used to help early American paper currency succeed.
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