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- Sweet Confusion: Does high fructose corn syrup deserve such a bad rap?
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- Major twister hits Oklahoma: Its speed, which largely determines the damage it causes, is still unknown
- Why a tornado forms: Tornadoes start with a thunderstorm. But they also require other ingredients, such as instability.
- A mind for math: A part of the brain associated with making memories may also predict success in learning math
MICROSWIMMERS MAKE A SPLASH
View Larger Version | Two colonies of Volvox algae orbit each other in a waltz caused by the coordinated strokes of hundreds of tiny undulating flagella. The movement is shown here by superimposing multiple photos taken four seconds apart. At small scales, hydrodynamic interactions between swimmers such as Volvox are particularly strong.
Credit: Drescher et al./Physical Review Letters 2009
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