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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. The result was invariably a delightful surprise. […]
- Earth
Outside-In: Clearing up how cloud droplets freeze
A fresh look at old experimental data suggests that water droplets in clouds freeze from the outside inward rather than from their core outward.
