A look at recent tech sector IPOs

Here is a look at notable tech companies that have conducted initial public offerings over the past two years ahead of Twitter's IPO:

#TwitterIPO a huge hit on Wall Street (Update 3)

Twitter debuted on Wall Street with a bang Thursday as shares in the fast-growing social network soared amid investor frenzy over the most-anticipated listing since Facebook.

Study: The effects of school board makeup on student performance

School boards are one of the foundations of the American educational system, yet little research exists on their effects on student performance. A University of Kansas professor has published a study showing that when a school ...

Investors clamor for Facebook's IPO

Wall Street is about to get Facebook fever. The social networking giant with nearly 1 billion users is expected to file papers any day now to sell stock to the public. The timing stems partly from federal rules that would ...

Study examines diversity, social mistrust

Some researchers have argued for years that high rates of ethnic diversity in a community can eat away at social capital, the interconnectedness among neighbors that helps give rise to a functioning society. A new study led ...

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