Bill Cosby arrived at the Montgomery County, Pennsylvania courthouse in a black SUV surrounded by his publicists and attorneys. He left in a prison van, escorted by sheriff’s deputies. His lawyers immediately filed a notice of appeal. Judge Steven T.…

Former NASA mathematician Katherine Johnson is seen after President Barack Obama presented her with the Presidential Medal of Freedom, Tuesday, Nov. 24, 2015, during a ceremony in the East Room of the White House in Washington. (Photo: NASA/Bill Ingalls, Wikimedia…