Uncategorized
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Gray Matters
Once believed to be a supporting cast, the brain cells called astrocytes appear to play important roles in many brain scenarios.
- Physics
Surface reaction recorded in real time
Ultrafast laser pulses may have for the first time revealed the incredibly rapid, step-by-step progress of a complete chemical reaction on a surface, at the actual speed at which it took place.
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18923
Regarding “Cold sliver may sense electron quiver,” micro-, nano-, and pico- are fine. But have mercy and explain zepto-! Joel Faitsch Pittsfield, Mass. The prefix zepto- refers to an amount represented by 10–21, or a billionth of a trillionth.–P. Weiss
- Physics
Cold sliver may sense electron quiver
By detecting vibrations of less than an atom's width of a tiny cantilever, physicists have made the most sensitive measurement of force ever by mechanical means.
