More than 400 demonstrators wearing and waving blue, yellow and red flags gathered Sunday at the Federal Building to demand the resignation of Venezuelan President Hugo Chavez. Read more...

Tori Youngblood learned of the fate of the Columbia when she logged online to check her e-mail Saturday. Reacting with “horror, absolute horror,” all she said she could think about was the the last fatal NASA disaster in 1986. Read more...

In an age of routine flights and technological advances, the explosion of the Columbia space shuttle Saturday hit a nation that felt immune to accidents with new fears about space exploration. Read more...

Skyward sorrow has once again united Americans in mourning and attracted deep sympathy from people around the world. Seven astronauts died early Saturday, when the Space Shuttle Columbia disintegrated in midair over East Texas, on its way to Cape Canaveral, Fla. Read more...

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Most private schools use affirmative action to promote on-campus diversity, but that practice could be altered by an upcoming Supreme Court ruling. The ruling on the University of Michigan’s admissions policy will obviously affect public universities, but because almost all private universities receive federal funds the high court’s ruling would affect them as well. Read more...

That rambling professor who goes on and on about the importance of utilitarianism may seem no more interesting than John Stuart Mill, but he’s got a secret: from time to time, he serves as an expert witness in court. Read more...