114,420 research outputs found
The Urban Criminal Justice System Can Be Fair
This essay contains perspectives on fairness in the criminal justice system. It is written by a prosecutor with experience in an urban setting. He touches on topics such as racism, jury selection, the Rodney King case, the Howard Beach Case
Flagellar propulsion
In this JEB Classics paper, Sir James Gray and G. J. Hancock explained how spermatozoa are propelled by flagellar bending waves (Gray and Hancock, 1955). This paper was a lasting success because it provided an easy-to-understand solution to a complicated hydrodynamic problem, and because it provided a quantitative prediction of the swimming speed that was almost identical to the swimming speed measured in Gray's accompanying paper on the movement of sea urchin spermatozoa (Gray, 1955)
High-strength rivet does not require aging
Aluminum rivet is simpler to handle. It does not need aging and provides better high-temperature and shear properties than conventional rivets. Tests at upset height of up to 1.7 diameters have shown rivets to have exceptionally good crack resistance
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