The biographies of icons frequently fall into one of two categories. On the one hand they may be laudatory, in some cases turning the subject into a saint. At the opposite end, they can tend towards tell-all pieces, in some cases aiming to tear down the subject.
According to our best theories of physics, the universe is a fixed block where time only appears to pass. Yet a number of physicists hope to replace this “block universe” with a physical theory of time.
Although it has been more than 60 years since the U.S. Supreme Court’s Brown v. Board of Education decision establishing that separate schools for white students and black students are not equal, schools in the U.S. remain very economically and racially segregated.
With 3,000 teachers gathered in Minneapolis for the American Federation of Teachers convention, the two Twin Cities teachers unions led a march to protest the recent police killing of an African American man, Philando Castile, at a traffic stop. Educators want to link their struggle for resources for public schools with the wider need for public investment in neighborhoods and cities, particularly for communities of color.
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