Navy Secretary Raymond Mabus (far right) and (to his right) Marine Corps Gen. Robert Neller testify Tuesday on Capitol Hill during a Senate Armed Services Committee hearing. Cliff Owen/AP hide caption

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Indian athlete Dutee Chand has been fighting the ban for "hyperandrogenism," or the presence of high levels of testosterone in the body, that has made her ineligible to compete as a sprinter. Rafiq Maqbool/AP hide caption

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Sarah Johnson makes a call during the first half of an April 2014 preseason NFL football game between the Seattle Seahawks and the San Diego Chargers. Stephen Brashear/AP hide caption

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There's a widely held assumption that a slight imbalance in male births has its start at the very moment of conception. But researchers say factors later in pregnancy are more likely to explain the phenomenon. CNRI/Science Source hide caption

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Why Are More Baby Boys Born Than Girls?

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Ellen Pao, a former partner at Silicon Valley venture capital firm Kleiner Perkins Caufield & Byers, says women were excluded from all-male meetings at the company and denied seats on boards. The firm says she was fired for poor performance. Robert Galbraith/Reuters/Landov hide caption

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Sex Discrimination Trial Puts Silicon Valley Under The Microscope

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Eight-year-old Tomás Rocha, a third grader at Malcolm X Elementary School in Berkeley, Calif., is among a handful of gender non-conforming students at the school. Brett Myers/Youth Radio hide caption

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Transgender Students Learn To Navigate School Halls

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In diverse workplaces and classrooms — such as this one at Connections Education in Baltimore — recent research suggests that adhering to standards of political correctness can actually boost, rather than inhibit, the generation of fresh ideas. Tom Dubanowich/PR Newswire hide caption

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Josh Kronberg-Rasner was the only openly gay employee at a food service company in Casper, Wyo. He was fired in 2012 shortly after being assigned a new manager. Miles Bryan/Wyoming Public Media hide caption

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For People Fired For Being Gay, Old Court Case Becomes A New Tool

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The Colorado Rush, a gay rugby team in Denver, at practice. "I've always thought of myself as ... the rugby player that happens to be gay," says Skyler Meyer. "I never want to be the gay man who happens to play rugby." Luke Runyon/KUNC hide caption

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In Changing America, Gay Masculinity Has 'Many Different Shades'

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A product image shows the new Research Institute playset from Lego, which features women in roles as three scientists. In January, the company was criticized by a girl who said all its female characters were "boring." Lego hide caption

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