News
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Drug or No Drug: Placebos may be more than appeasing
A new analysis of FDA data concludes that placebo pills generally offer almost as much symptom relief to depressed patients as antidepressant medications do, raising questions about physicians' antidepressant-prescription practices.
- Astronomy
Hefty Find: Density has starring role in making stars massive
Astronomers find new insights into how massive stars form.
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True Blue: Electron jumps make protein shine like an LED
A protein thought to be fluorescent instead emits light the way an LED does, suggesting that some living things might do the same.
- Anthropology
Hairy Forensics: Isotopes can identify the regions where a person may have lived
The proportions of certain chemical isotopes in someone's hair can help detectives pin down that individual's region of origin and track their recent movements, a finding that could be particularly useful in forensic investigations.
