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2013-10-18 13:03:39

Chaos-on-a-chip model shows crash can be avoided if caught in time It's an idea financial regulators have dreamed of. Experiments on a simple model of chaos have found that it may be possible not only to predict an extreme event, like a stock market collapse, but to intervene and prevent it from happening. In a paper appearing October 21 in the journal Physical Review Letters, an international team of chaos researchers say that these extreme events, which they call "dragon kings," are...

2010-02-03 13:37:01

Apparently, the mysterious "3/4 law of metabolism" -- proposed by Max Kleiber in 1932, printed in biology textbooks for decades, explained theoretically in Science in 1997 and described in a 2000 essay in Nature as "extended to all life forms" from bacteria to whales -- is just plain wrong. "Actually, it's two-thirds," says University of Vermont mathematician Peter Dodds. His paper3 in the January 29 edition of Physical Review Letters helps overturn almost eighty years of near-mystical belief...


Word of the Day
penuche
  • A fudgelike confection of brown sugar, cream or milk, and chopped nuts.
'Penuche' is a variant of 'panocha,' a coarse grade of sugar made in Mexico. 'Panocha' probably comes from the Spanish 'panoja, panocha,' ear of grain.
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