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19814
This study on canker sores compared an “untreated” group with a group using licorice patches. A more valid comparison would be for the control group to be treated with patches that contained no licorice. Janet McClureCardiff, Calif.
- Earth
On the move
A new study suggests how prions, the infectious agents that cause such disorders as chronic wasting disease, behave in soil and landfills.
- Earth
New solutions for unused drugs
Pharmacists and federal scientists have launched a program to discourage consumers from flushing unused prescription drugs down the toilet.
- Earth
Freeze-thaw cycles: How not to mix soil
The repeated cycles of ground freezing and thawing that occur in many places don't do a surprising poor job of churning the soil.
