News
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Alzheimer’s marker yields blood test
Studies in mice suggest that it could be possible to screen blood for early, asymptomatic Alzheimer's disease.
- Earth
Not-So-Clear Alternative: In its air-quality effects, ethanol fuel is similar to gasoline
Switching the nation's vehicles from gasoline to ethanol may not reduce air pollution.
- Health & Medicine
More Than Bit Players: Snippets of RNA might sway pancreatic cancer
Small pieces of genetic material called microRNA might provide a preview of pancreatic cancer's aggressiveness and offer targets for combating the usually deadly disease.
- Planetary Science
Liquid Center: Mercury has a molten core, radar reveals
Mercury is hot stuff: It's got a core that's at least partially molten, a new radar study of the planet's spin reveals.
