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Thursday, March 26, 2015

zeptoseconds and yoctoseconds

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Today's encore selection -- from The Canon: A Whirligig Tour of the Beautiful Basics of Science by Natalie Angier. Fractions of a second:
"What happens ... in subsections of seconds? In a tenth of a second, we find the proverbial 'blink of an eye' for that's how long the act takes. In a hundredth of a second, a hummingbird can beat its wings once. ... A millisecond, 10-3 seconds is thetime it takes a typical camera strobe to flash. Five-thousandths of a second is also the time it takes ... a Mexican salamander ... to snag its prey./.../

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