Uncategorized
- Ecosystems
Worm Attacks: Invading earthworms threaten rare U.S. fern
An unusual study of the effects of invading earthworms on North American plants finds that the exotics might be on the way to killing off a rare fern.
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Lost That Smoking Feeling: Emotions sputter as cigarette motivator
The first detailed effort to monitor the reactions of cigarette smokers as they carry out their daily activities finds that they feel neither better nor worse than at times when they don't begin smoking.
- Math
Fold-and-Cut Magic
One of the treats of holidays long past was an activity that involved folding, then cutting a sheet or strip of paper to reveal a lacy snowflake or a chain of identical spruce trees, connected at their sides so it looked like branches brushing up against each other.
