Results 311 to 320 of about 9,606,964 (338)
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2005
Black Lenses, Black Voicesis a provocative look at films directed and written—and sometimes produced—by African Americans, as well as black-oriented films whose directors or screenwriters are not black. Mark Reid shows how certain films dramatize the contemporary African American community as a politically and economically diverse group, vastly ...
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Black Lenses, Black Voicesis a provocative look at films directed and written—and sometimes produced—by African Americans, as well as black-oriented films whose directors or screenwriters are not black. Mark Reid shows how certain films dramatize the contemporary African American community as a politically and economically diverse group, vastly ...
openaire +1 more source
2009
Abstract A black hole is an object that is inside its event horizon at r=r*: a one-way surface that particles and light can only traverse inward. This chapter studies the spherically symmetric nonrotating Schwarzschild black hole. The metric elements change their respective signs when crossing from r>r∗ to r<r*, leading to ...
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Abstract A black hole is an object that is inside its event horizon at r=r*: a one-way surface that particles and light can only traverse inward. This chapter studies the spherically symmetric nonrotating Schwarzschild black hole. The metric elements change their respective signs when crossing from r>r∗ to r<r*, leading to ...
openaire +1 more source