20/11/2008

NRL scientists study cracks in brittle materials

The Naval Research Laboratory (NRL) is part of an international team of scientists that is learning more about how cracks form in brittle materials. The team used both computer modeling and experimentation to investigate ...

Evidence of vast frozen water reserves on Mars: scientists

Vast Martian glaciers of water ice under protective blankets of rocky debris persist today at much lower latitudes than any ice previously identified on Mars, says new research using ground-penetrating radar on NASA's Mars ...

Research sheds light on benefits of multiple mates

New research could explain why females of many species have multiple partners. Published on Friday 21 November 2008 in leading journal Science, the study was carried out by a team from the Universities of Exeter (UK), Okayama ...

Race guides neighborhood evaluation, study says

Race is a powerful determinant of how whites regard a neighborhood, according to a recent study at the University of Illinois at Chicago and the University of Michigan.

Underwater stock options drive top executives turnover

When the market price of company stock falls below the exercise price, the options are considered to be "out of the money" or underwater. Many publicly traded firms have become concerned about retaining highly valued executives ...

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