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Glass, rubber and plastics all belong to a class of matter called amorphous solids. In spite of how common they are in our everyday lives, amorphous solids have long posed a challenge to scientists.Si...
Urinalysis has provided a noninvasive means of assessing human health for thousands of years. The daily volume of urine has been a proxy for water needs since the time of Galen of Pergamon (AD 129–200...
Some 30 years ago, astronomers found that regions of ionized gas around young high mass stars remain small (under a third of a light-year) for ten times longer than they should if they were to expand ...
Comparing the means of two normal populations is an old problem in mathematical statistics, but there is still no consensus about its most appro- priate solution. In this paper we treat the problem ...
The roles that some foods and dietary components may play in the etiology and pathogenesis of cancer of the esophagus and stomach have been recognized for several years. Most of the evidence for those...

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