منابع مشابه
Was Something Wrong with Beethoven’s Metronome?
M athematicians and scientists seldom rest easy when the numbers are not right. The search for understanding is never far from mind. In many ways, this is why mathematics is so much fun. Similarly, conductors and musicians, who immediately recognize wrong notes, are perplexed by Beethoven’s metronome markings. Some of his tempo markings, even on many of his most popular classics, have been cons...
متن کاملFirst there was hydrogen.
The history of hydrogen — the element that fills the world as we know it — consists of a most dramatic set of events. Hydrogen and helium atoms emerged a measly 379,000 years after the Big Bang. As the hot, dense plasma of protons, electrons and photons that was the universe began to cool and expand, electrons and protons gathered to form atoms. Four hundred million years later stars — such as ...
متن کاملDaddy was there!
He had an additional reason to be inconsolable. What 5 year old would be happy without anything to eat and nothing on the horizon to correct this deficit? Not even the nurse could solve this problem. Armed with two drinks, the oral premedication and apple juice to wash it down, she tried to help gain some control by offering what had been withheld to this point. This smart little boy, however, ...
متن کاملPhenotype assessment: are you missing something?
BACKGROUND AND PURPOSE Phenotype assessment of genetically modified rodents is an essential component of animal model development and their eventual use. Described here is a paradigm to consider as we collectively pursue phenotype assessment of the constantly increasing number of genetically modified rodent models, as well as those with spontaneously occurring mutations. METHODS Review of pas...
متن کاملFetal bradyarrythmia: are we missing something?
Cardiac rhabdomyoma is the most commonest [1] cardiac tumor detected in intrauterine life as well as in early infancy. It constitutes about 70–80 % of all cardiac tumors reported in various clinical series and to 40 % in all autopsy series. It is actually a hamartoma of developing myocytes [2]. Majority of these rhabdomyomas have a benign course and regress spontaneously, however, the clinical ...
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ژورنال
عنوان ژورنال: To Improve the Academy
سال: 2011
ISSN: 2334-4822
DOI: 10.3998/tia.17063888.0029.010